Answer: 5(5 + 9). This expression can be solved by multiplying 5 by both the addends. So, 5(5) + 5(9) = 25 + 45 = 70.
Step-by-step explanation:
This is a regular polygon.
What are the values of x and y?
Therefore ,in light of this, the solution (n -2) * 180 can be used to solve the following polygon issue, where is the actual number of sides.
A polygon is what?It has straight sides. A polygon's vertices (or corners) are the points at which two of its sides meet. A figure with three or more straight sides is known as a closed, two-dimensional polygon. Any form with angular sides, such as a triangle or a rectangle, is a polygon. Open-sided or curved figures are not considered to be polygons.
Here,
example
The sum of each internal angle in a polygon can be calculated by applying the formula (n-2)*180, where n is the total number of sides in the polygon.
The required polygon has nine sides, hence the sum of external angles in this case is (9-2)*180, or 7, which is equivalent to 1,260 degrees.
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HELP 50 PNTS THANK YOZU
The graph shown in 'Option 1' shows the continuous data.
What is Equation of line?The equation of line in point-slope form passing through the points
(x₁ , y₁) and (x₂, y₂) with slope m is defined as;
⇒ y - y₁ = m (x - x₁)
Where, m = (y₂ - y₁) / (x₂ - x₁)
Given that;
There are four graph is shown in image.
We know that;
Continuous data changes over time and can have different values at different time intervals. Continuous data is made up of random variables, which may or may not be whole numbers.
And, Continuous data is measured using data analysis methods such as line graphs, skews, and so on.
Hence, By definition of Continuous data; We get;
⇒ The graph shown in 'Option 1' shows the continuous data.
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OPEN ENDED QUESTION
Find the equation of the line which passes
through the point (6,-2) and which has a slope
of -5/3
Answer:
y - (-2) = -5/3 (x-6)
Step-by-step explanation:
Using Slope Point Formula (y-y1=m(x-x1) we can use the given slope, and the given coordinate to fill in the equation.
So y1 would be -2 because we only have 1 coordinate, and -2 is the y value. So we have y-(-2)=m(x-x1)
Now we have the slope which is m. The slope is -5/3, so we plug that into m. So now we have y-(-2)=-5/2(x-x1).
Last we plug in x1 to the equation which is 6. So to finish the equation we have y-(-2)=-5/3(x-6).
-Hope this helped
6th Math: Fundraising for the Animal Shelter
Noah raised $54, which is 60% of his fundraising goal to support the animal shelter.
Answer: 0.6x=54
$90
Step-by-step explanation: Start by saying the question out loud in a different format:
60% of what is $54?
We know that of means multiplication and is means equals. This helps us create the equation:
60% x what= $54
Then, we need to make 60% a number we can work with by changing it into a decimal: 0.6. We also need to make 'what' something easier to use as well, so we will use x in place of what:
0.6x=54
Then, get x by itself, which is also called isolating the variable. You do this by dividing by 0.6 on both sides, which is known as using inverse operations.
You should get x=90.
This means that $54 is 60% of $90 and $90 is Noah's goal.
Joe´s mother is deciding whether or not she should buy a 14- ounce package of coffee on sale for $8.50. She knows she can buy the same coffee for $9.00 per pound. Which is the better deal?
The better deal among the options is 9 dollars per pound.
How to find the better deal?Joe´s mother is deciding whether or not she should buy a 14- ounce package of coffee on sale for $8.50. She also knows she can buy the same coffee for $9.00 per pound.
Therefore, let's find the better deal.
We have to convert the weight to the same units.
1 ounce = 0.0625 pounds
14 ounces = ?
cross multiply
mass = 0.0625 × 14 = 0.875
Therefore, one deal is 0.875 pounds for $8.50 and the other is 9 dollars per pounds.
Hence,
price per pounds = 8.50 / 0.875 = 9.7 dollars per pounds
Therefore, the better deal is 9 dollars per pounds.
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which key is longer: 5 cm or 2 in.?
and how do you convert it?
Answer:
2 inches is longer than 5 cm.
Step-by-step explanation:
1 inch is exactly 2.54 cm. In this case, we should convert the inches to centimeters to have a better view of the problem. 2 inches times 2.54 equals 5.08 cm. 5.08 cm is longer than 5 cm. Therefore, the answer is 2 inches.
the answer is
2 in
2x2.54=5.08
5.08>5
Find the number n of hours you need to study on Saturday so that the mean number of hours you study per day is 2.25.
Day Hours
Sunday 2
Monday 1.75
Tuesday 2.5
Wednesday 2.75
Thursday 3
Friday 0
Saturday n
The value of n of hours you need to study on Saturday is,
⇒ n = 3.75
What is Addition?The process of combining two or more numbers is called the Addition. The 4 main properties of addition are commutative, associative, distributive, and additive identity.
We have to given that;
The mean number of hours you study per day is 2.25.
Now, By definition of mean we get;
⇒ Mean = (2 + 1.75 + 2.5 + 2.75 + 3 + 0 + n) / 7
⇒ 2.25 = (12 + n) / 7
⇒ 2.25 × 7 = 12 + n
⇒ 15.75 = 12 + n
⇒ n = 15.75 - 12
⇒ n = 3.75
Thus, The value of n = 3.75
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Devyn wants to buy her favorite treats from the candy shop in the mall. she grabs a scoop full and brings it to the front to be weighed. the treats cost 2.45 per pound, and she has 3.7 pounds. how much will the treats cost?
Answer: To calculate how much the treats will cost, you need to multiply the cost per pound of the treats by the number of pounds Devyn wants to buy.
Cost = Price per pound x Number of pounds
Cost = 2.45 x 3.7
By performing this calculation we can get that the treats will cost : 2.45 x 3.7 = 9.095
So the treats will cost $9.095.
Step-by-step explanation:
Answer:
9.07 units of money------------------------------------------------
Multiply the cost per pound by the amount of pounds:
2.45*3.7 = 9.065 ≈ 9.07 unitsTHE ANSWER, IS IT;
x= 0.5,1
x= 0.5,2
x= 1,4
x= 2,4
The solutions to this system are (x, y) = (1, 4), (x, y) = (0.5, 2), respectively.
How to find the solution of a nonlinear equation by graphic approach
Herein we find the case of a nonlinear system of the form f(x) = 0, which cannot be solved analytically. This solutions to this system by graphic approach, by means of algebra properties:
f(x) = 0
g(x) - h(x) = 0
g(x) = h(x)
By transitive property:
y = g(x)
y = h(x)
The solution to this system of the point of intersection of g(x) and h(x). The procedure is summarized below:
Graph g(x) on Cartesian plane.Graph h(x) on Cartesian plane.Mark the points of intersection.If we know that g(x) = 4 · x and h(x) = 4ˣ, then the solution to the nonlinear equations:
Points of intersection: (x, y) = (1, 4), (x, y) = (0.5, 2).
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Help me I need this NOWWW!!!!!!!
Answer:
25:5:12
wat
Step-by-step explanation:
follow me
pls
Answer: 10, 5, 12, and 3 compear each other.
Step-by-step explanation: only this way, I don't know is there other
What is 3 4 in standard form?
81 is the standard form of 3⁴
What is Number system?A number system is defined as a system of writing to express numbers.
The given expression is 3⁴
We need to write in the form of the standard form
3⁴ is nothing but three is multiplied four times
3×3×3×3
Thee times of three for two times
81
Hence, 81 is the standard form of 3⁴
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the function get list of powers takes in a list x and integer k and returns a list l whose elements are themselves lists. the ith element of l contains the powers of x[i] from 0 to k. for example, running get list of powers with inputs x
The function will use the formula x^i, where x is the element in x and i is the power.
Let x = [2, 3] and k = 3.
The function get list of powers will calculate the powers of each element in x, from 0 to k.
For the given example, the list of powers will be l = [[1, 2, 4, 8], [1, 3, 9, 27]].
The first element in l is the powers of 2 from 0 to 3, which are 1, 2, 4, and 8. The second element in l is the powers of 3 from 0 to 3, which are 1, 3, 9, and 27.
To calculate these powers, the function will use the formula x^i, where x is the element in x and i is the power.
For example, to calculate 8 (2^3), the function will use the formula 2^3.
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Describe and correct the error a student made in graph in the function y= 5/x
Answer: The function y = 5/x is a reciprocal function, which means the graph of the function will be a hyperbola.
The error the student made could be in the following ways:
The student might have plotted the graph as a straight line instead of a hyperbola
The student might have neglected to reflect the graph across the y-axis, since the function is not defined for x = 0
The student might have not plotted the asymptotes of the graph. The graph will have vertical asymptotes at x = 0 and x = infinity.
To correct the error, the student should plot the graph as a hyperbola with vertical asymptotes at x = 0 and x = infinity. And also reflect the graph across the y-axis.
In case of any further doubts student should check with their teacher or a math reference book.
Step-by-step explanation:
Find the solution set for the inequality. 8a < -56
a<-7 is the solution of the inequality. 8a < -56
What is Inequality?a relationship between two expressions or values that are not equal to each other is called 'inequality.
The given inequality is 8a < -56
Eight times of a less than minus fifty six
8a < -56
Divide both sides by a
a<-56/8
a less than minus fifty six divided by eight
a<-7
Hence, a<-7 is the solution of the inequality. 8a < -56
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Answer:
[tex] \sf \: a < - 7[/tex]
Step-by-step explanation:
Now we have to,
→ find the required value of a.
The inequation is,
→ 8a < -56
Then the value of a will be,
[tex] \sf \rightarrow \: 8a < - 56[/tex]
[tex] \sf \rightarrow \: a < \frac{ - 56 \: }{ \: 8} [/tex]
[tex] \sf \rightarrow \boxed{ \sf a < - 7}[/tex]
Hence, the value of a is -7.
What fraction is less than 7/8?
Graph x = -3 on a graph
Clarissa received a $15.00 iTunes gift card to download music for her iPod. Each song costs $3. Circle one: Discrete or Continuous Write the domain, or set of all possible x-values:
The situation described is discrete data and the domain would be {x E Z | x >=0} where Z represents the set of integers and x is greater or equal to 0
What is the domain of a function?
The domain of a function is the set of all input values (also known as the independent variable) for which the function produces a valid output (also known as the dependent variable). In other words, it is the set of all input values for which the function is defined.
The situation described is discrete data.
The domain or set of all possible x-values for this situation would be the set of non-negative integers (x = 0, 1, 2, 3, ...) since the cost of each song is $3.00 and Clarissa can only buy a whole number of songs, not a fraction or decimal of a song.
Hence, the situation described is discrete data and the domain would be {x E Z | x >=0} where Z represents the set of integers and x is greater or equal to 0.
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2/3p + 3
p = 3/5
(These are fractions btw)
Please help!
Answer:
17/5
Step-by-step explanation:
plug in 3/5 for p
2/3(3/5)+3
2/5+3=17/5
numbers of students signing up for various math classes for the next school year are
given in the following table:
Grade Geometry Algebra II Pre-Calculus AP Statistics Total
10th 150
5
255
11th 50
20
245
12th 10
65
225
Total 210
90
725
75
100
50
225
25
75
100
200
Part A: What is the probability that a student will take AP Statistics? (2 points)
Part B: What is the probability that a 12th-grader will take either Pre-Calculus or AP
Statistics? (2 points)
Part C: What is the probability that a student will take Algebra II given that he or she
is in the 11th grade? (2 points)
Part D: Consider the events "A student takes Algebra II" and "A student is a 10th-
grader." Are these events independent? Justify your answer. (4 points) (10 points)
Part A 0.124
Part B 0.733
Part C 0.408
How to Calculate probability in AP Statistics?P(A) is the product of the number of outcomes in event A and the overall sample space. The chance of event A occurring, for instance, is 3/6, or 0.5, if we have a sample space of 6 outcomes (such as when rolling a die), and event A consists of 3 of those outcomes (such as when rolling a 1, 2, or 3).
Basic Probability RulesA mathematical representation of a random process, known as a probability model, is used to express the possibility of certain events occurring. A list of all potential outcomes and the likelihood that each outcome will occur make up its two basic parts.
The sample space is a catalogue of every event that could happen in a random operation, such tossing a coin or rolling a die. A sample space for flipping a coin, for instance, might be "heads, tails," but a sample space for rolling a die, for example, might be "1, 2, 3, 4, 5, 6."Probabilities are typically stated as fractions or decimals using this paradigm.For instance, the likelihood of flipping a coin over heads is 0.5 and the likelihood of rolling a six while rolling a die is 1/6.A list of all potential outcomes and the probability for each possibility make up a probability model, which is a representation of some random process. A sample space is the list of all conceivable outcomes.Explanation:Using the table Given :
1.) P(AP Statistics) = 90 / 725 = 0.124
2.) P(12th grade ; Precalculus or AP Statistics) = (100 + 65) / 225 = 165 /225 = 0.733
3.) P(Algebra 11 | 11th grade) = P(Algebara11 n 11th grade) / P(11th grade) = 100 / 245 = 0.408
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Help pls, I will mark u the brainliest if u show full work and explain it. Solve for x, y and z
Answer: X = 88, Y = 26, Z = 11.2
Step-by-step explanation:
First thing is use any linear pair equation that only has one variable.
1. 2x-30 + 34 = 180, Y = 88
Plug in the value of X to a two-variable equation to find the value of y.
2. 2y +88 + 40 = 180, Y = 26
Lastly repeat this step for finding the value of z.
3. 88 + 39 + 5z - 3 = 180, Z = 11.2
Answer: x = 88, y = 26, z = 26
Step-by-step explanation:
The shape shown in the picture is a heptagon.
Sum of interior angle = 900 degrees
Add all the interior angles
x+40+x+22+142+x+39+133+2x-30+114
=5x+460
5x+460=900
5x = 440
x = 88
2y is the exterior angle of x+40
to get 2y, you need to subtract x+40 from 180.
x = 88,
x+40 = 128
2y = 180-128 = 52
y = 26
5z-3 is the exterior angle of x+39
same thing for 5z-3
x = 88,
x+39 = 127
5z-3 = 127
5z = 130
z = 26
Select the correct answer.
What transformations are applied to the graph of the function f(x)=10^x
to produce the graph of the function g(x)=3(10)^x-2?
A.
a vertical dilation by a factor of 3 and a vertical shift down 2 units
B.
a vertical dilation by a factor of 3 and a horizontal shift to the right 2 units
C.
a vertical dilation by a factor of 1/3
and a horizontal shift to the right 2 units
D.
a vertical dilation by a factor of 1/3
and a vertical shift down 2 units
The correct option is B, a vertical dilation by a factor of 3 and a horizontal shift to the right 2 units transformations are applied to the graph of the function f(x)=10^x to produce the graph of the function g(x)=3(10)^x-2.
What exactly does "graph" mean?An illustration of data or a mathematical function is a graph. Usually, it consists of a collection of plotted points or coordinates connected by lines or curves. A graph's main function is to show the relationship between two or more variables, which facilitates better comprehension and interpretation of the data.
The graph of the function f(x) = 10x is a three-fold vertical extension of the graph of y = 10x. In order to create the graph of g(x) = 3(10)x, a vertical dilation of three times is applied to the graph of y = 10x.
To create the function's graph, a horizontal shift of 2 units to the right is also used g(x) = 3(10)^x-2
So, the answer is B.
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A local animal shelter has 2 types of animals - dogs amd cats. The animals in the shelter can be classified into 2 age groups - babies (puppies and kittens) or adults. The fur of the animals varies between 5 different colors - black, brown, tan, grey, or mixed. What is the total number of possible outcomes?
Question number 2: What is the probability someone will adopt an adult cat has grey fur? Simplify the fraction.
1) The total number of possible outcomes is; 20 outcomes
2) The probability that someone will adopt an adult cat that has grey fur is; 5%
How to solve Conditional Probability?In probability theory, conditional probability is defined as a measure of the probability of an event occurring, given the fact that another event has already occurred.
From the question;
Types of animals = 2 types
1) Dogs
2) Cats
Classification of Animals into age groups;
1) Babies
2) Adults
Colors of the fur of the animals;
1) Black
2) Brown
3) Tan
4) Grey
5) Mixed
1) The total number of possible outcomes = 2 * 2 * 5 = 20 outcomes
2) The probability that someone will adopt an adult cat that has grey fur is; P(Adult cat and grey fur) = 0.5 * 0.5 * (1/5) = 0.05 = 5%
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please help beg please RADIUS EASY PLEAASEEE
Answer:
Below
Step-by-step explanation:
Circumference of circle = pi * d = pi * 2r
so: circ / 2pi = r 56.52/(2 * 3.14) = r = 9 inches
AREA of a circle = pi * r^2
= 3.14 * 9^2 = 254.34 in^2
Find the slope and y-intercept.
Answer: Slope:5/3
Y-intercept: y=1.67x+-4
Step-by-step explanation:
Slope:
Take two points and put it in for m=y2-y1/x2-x1
we can use (0,-4) and (3,1)
m=1--4/3-0
m=5/3
m=1.67
Then we use m in y intercept and use the first point as b
y = mx + b
y=1.67x+b
-4 = 1.67(0) + b
-4 = 0 + b
-4 = b
b = -4
y = 1.67x + -4
Y intercept: y = 1.67x + -4
Slope: 5/3
Good luck
C. Explain how the y-intercept and the slope of the function in part A differs from the y-intercept and the
slope of the function in part B. Be sure to indicate what each represents in your explanation.
Answer: The y-intercept for part A is 2 and for part B is -5 and the slope for part A is 3 and for part B is 2. ✅
Step-by-step explanation:
PLEASEEEE GIVE BRANLIEST
The y-intercept is a point on the graph where the line of the function crosses the y-axis. It is represented by the number that is next to the y in the equation of a line (y = mx + b).
The slope is the steepness of the line and it is represented by the number that is next to the x (y = mx + b).
In part A, the y-intercept is 2 and the slope is 3. This means that the line starts at the point (0,2) and for every 1 unit on the x-axis, it goes up 3 units on the y-axis.
In part B, the y-intercept is -5 and the slope is 2. This means that the line starts at the point (0,-5) and for every 1 unit on the x-axis, it goes up 2 units on the y-axis.
So the difference between part A and part B is that the y-intercept for part A is 2 and for part B is -5 and the slope for part A is 3 and for part B is 2. This means that the line in part A starts at a different point and is steeper than the line in part B.
Answer:
In the context of a linear function, the y-intercept is the point where the line crosses the y-axis and the slope is the rate at which the line increases or decreases as the x-value increases. If two functions have different y-intercepts, it means that they have different starting points on the y-axis. Similarly, if two functions have different slopes, it means that they have a different rate of change. So, in part A and part B, if the y-intercept and the slope of the function in part A are different from the y-intercept and the slope of the function in part B, it means that the two functions have a different starting point on the y-axis and a different rate of change respectively.
Step-by-step explanation:
In the context of a linear function, a line can be represented by the equation y = mx + b, where m is the slope and b is the y-intercept.
The y-intercept is the point where the line crosses the y-axis. It is represented by the value of b in the equation y = mx + b. For example, if the equation of the line is y = 2x + 3, the y-intercept is (0,3).
The slope of the line is the rate at which the line increases or decreases as the x-value increases. It is represented by the value of m in the equation y = mx + b. For example, if the equation of the line is y = 2x + 3, the slope is 2.
If the y-intercept and the slope of the function in part A are different from the y-intercept and the slope of the function in part B, it means that the two functions have different starting points on the y-axis and a different rate of change respectively.
For example, if the equation of the function in part A is y = 2x + 3, the y-intercept is (0,3) and the slope is 2. And if the equation of the function in part B is y = 4x + 1, the y-intercept is (0,1) and the slope is 4. Therefore, the y-intercept and slope of part A are different from the y-intercept and slope of part B.
Find the measure of the missing angles.
Answer:
c is 80 and b is 100
Answer: C would be 80 degrees, and B would be 100 degrees
Hope this helps! :D
During a series of plays in a football game, a running back carried the ball for the yardages given by 6, -3, 2, -1, 7,
-4, and -2. Find his total yards and his average yards per carry.
The total yards for the running back was
The area issue with the suggested remedy is that the playing field is 118 feet by 56 yards in size.
Define the area.To determine area, multiply length by width. L times B is the formula for calculating area. Area or Radius = r2(=3.14) These methods can also be used to calculate the areas of different quadrilaterals, which are polygonal shapes with four sides and an aspect lower than 90 degrees. Application. Since its inception, area has been the foundation of geometry.
Here,
Our calculation of w = 56 reveals that the parallelogram is 56 yards long.
We can simplify the calculation by altering w to 56 in order to obtain the length of the rectangle but since width is the same as 2w + 6 already.
The rectangle is depicted as having a length of 118 yards.
Accordingly, the playing field measures 118 yards by 56 yards.
Therefore, the size of the game field—118 yards x 56 yards—is the solution to the current problem.
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what is the answer to this
help for the love of god
Answer:
W = -8
Step-by-step explanation:
Sorry fir taking so long, the description is pretty long, and difficult to type, but if you need one let me know :D
A person's systolic blood pressure, which is measured in millimeters of mercury (mm Hg), depends on a person's age, in years. The equation:
P = 0.006y^2-0.01y+119
gives a person's blood pressure, P, at age y years.
A.) Find the systolic pressure, to the nearest tenth of a millimeter, for a person of age 43 years.
B.) If a person's systolic pressure is 131.78 mm Hg, what is their age (rounded to the nearest whole year)?
Solving the provided question, we cans say that by quadratic equation, the age where a person's systolic pressure is 127.54 mm Hg is 46
What is quadratic equation?A quadratic equation is x ax2+bx+c=0, which is a quadratic polynomial in a single variable. a 0. The Fundamental Theorem of Algebra ensures that it has at least one solution since this polynomial is of second order. Solutions may be simple or complicated. An equation that is quadratic is a quadratic equation. This indicates that it has at least one word that has to be squared.
systolic pressure for a person of age 45 years, just plug in y = 45:
systolic pressure is 127.54 mm Hg, plug in P = 127.54
P = 0.004y2 - 0.02y + 120
127.54 = 0.004y2 - 0.02y + 120
0 = 0.004y2 - 0.02y - 7.54
Use the quadratic formula to solve this. The quadratic formula (for ay2 + by + c = 0) is:
y = [-b ± √(b2 - 4ac)]/(2a)
In this case a = 0.004, b = - 0.02 and c = - 7.54 so:
[tex]y = [-b + \sqrt{(b2 - 4ac)]/(2a)}\\y = [-(-0.02) +\sqrt{((0.02)2 - 4(0.004)(-7.54))]/(2(0.004))}\\y = [0.02 + \sqrt{(0.0004 + 0.12064)]/0.008}\\y = [0.02 + \sqrt{0.12104]/0.008}\\y = [0.02+ 0.3479]/0.008\\ y = [0.02 + 0.3479]/0.008 or y = 0.3679/0.008 = 45.989\\ y = [0.02 - 0.3479]/0.008 or y = -0.3279/0.008 = -40.989\\[/tex]
Since -40.988 makes no sense (40.989 years before birth), we throw that answer out.
The age where a person's systolic pressure is 127.54 mm Hg is 46
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