What is the simplified value of the expression

Answer:

first

1/3 ÷ 4

we can use the kfc mode =

k= keep the first fraction the same

f= flip the division to multication

c=change the second fraction to it's inverse

the answer will be

1/3 ÷ 4

=1/3÷4/1

=1/3×4/1

= 4/3

Answer:

Step-by-step explanation:

3/4

Spike-and-slab regression is a method used to model the relationship between a response variable and a set of predictor variables, and nonlinear constraints can be applied to the model to specify relationships between the predictor variables, such as monotonicity or convexity.

Spike-and-slab regression is a statistical method used to model the relationship between a response variable and a set of predictor variables, where the predictor variables are partitioned into two groups: a set of important predictors (spikes) and a set of unimportant predictors (slabs). Nonlinear constraints can be applied to the model to specify relationships between the predictor variables, such as monotonicity or convexity. These constraints can be used to enforce prior knowledge or assumptions about the relationships between the predictor variables, and can help to improve the accuracy and interpretability of the model. Examples of nonlinear constraints that can be used in spike-and-slab regression include the convexity constraint and the total variation penalty.

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The answer to this is 50/12, which is not a whole number. She would need 5 shelves (you have to round up a number because 4 shelves would only be able to fit 48 books)

Answer: 5 shelves  

Step-by-step explanation: you times 12x4 which gives you 48 but you need all 50 so you add a extra shelve so the total shelves is 5

The standard form of the equation of the parabola with focus (0, 7) and the vertex at the origin is y = 1/28 x² + 7

A parabola is a symmetrical U-shaped curve that is defined by the set of all points that are equidistant to a fixed point, called the focus, and a straight line called the directrix. In a parabolic equation, the focus and the vertex are important points that determine the shape and position of the parabola.

In the case of the parabola with focus (0, 7) and the vertex at the origin (0,0), we can use the standard form of the equation of a parabola to write its equation. The standard form of a parabola is given by:

y = a(x - h)² + k

Where (h,k) is the vertex of the parabola and a is the coefficient that determines the direction and width of the parabola. To write the equation of this parabola, we need to find the value of a.

Since the focus is (0, 7) and the vertex is (0,0), we can use the formula:

a = 1/(4f)

Where f is the distance from the vertex to the focus. In this case, f = 7. Therefore, a = 1/(4 * 7) = 1/28.

Finally, we can substitute these values into the standard form to get the equation of the parabola:

y = 1/28 x² + 7

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Answer:

x = 4.5

Step-by-step explanation:

Using Pythagoras theorem,

Hyp² = Opp² + Adj²

From the question,

Hyp = 9

Adj = Opp

Since Adj = Opp

Let,

Adj = Opp = a

and,

Hyp = b

Therefore,

b² = a² + a²

9² = 2a²

Cancelling equal exponents,

2a = 9

a= 4.5

The area of the rhombus is 384cm²

a rhombus is a type of quadrilateral. It is a special case of a parallelogram, whose all sides are equal and diagonals intersect each other at 90 degrees. This is the basic property of rhombus. The shape of a rhombus is in a diamond shape.

The area of a rhombus is given as:

PQ/2

Where and q are the diagonals of a the rhombus

A = PQ/2

But in these case the rhombus is a parallelogram, therefore the area = base × height

= 20× 19.2

= 384cm²

The area of the rhombus is 384cm²

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The correct statement regarding the similarity of the circles is given as follows:

A. Circle 1 is always similar to circle 2.

A dilation happens when the coordinates of the vertices of an image are multiplied by the scale factor, changing the side lengths of a figure.

Two circles are similar when one circle is a dilation of the other circle, and in this problem, we have that:

Hence the two circles are always similar and option a is correct.

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Answer:

The answer to 19.32-23.5 is -4.18

6z-2z+4 4+2z-6z

4z+4 4-4z

No

Answer: I would say B.

Step-by-step explanation: why not pick B…..

Hope this help^^

Marisol keeps the account open for 12 years if Marisol deposits $5,000 in a savings account earning 5.75% simple interest per year.

It is defined as the interest based on the principal amount, it does not include the compounded amount. The interest calculates on the initial amount or borrowed amount.

Given that, Marisol deposits $5,000 in a savings account earning 5.75% simple interest per year.

Simple interest: SI = PRT

P = $5000

r = 5.75% = 0.0575

I = $8,450 - $5000 = $3450

3400 = 5000(0.0575[tex])^t[/tex]

t = 12 years

Thus, Marisol keeps the account open for 12 years if Marisol deposits $5,000 in a savings account earning 5.75% simple interest per year.

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Answer:

21.15  550 divided by 26 = 21.15.

Step-by-step explanation:

I did the work on my paper. =)

Answer:

W) 1/18=10/180

N) 2/15=4/30

F) 7/12= 84/144

S) 9/25= 36/100

D) 7/20=35/100

T) 9/10=36/40

M) 19/20=95/100

Step-by-step explanation:

W) is 10/180 as you need to multiply the numerator as the denominator.

N) is 4/30 as you need to multiply the numerator as the denominator.

F) is 84/144 as you need to multiply the numerator as the denominator.

S) is 36/100 as you need to multiply the numerator as the denominator.

D) is 35/100 as you need to multiply the numerator as the denominator.

T) is 36/40  as you need to multiply the denominator as the numerator.

M) is 95/100 as you need to multiply the numerator as the denominator.

The quadratic equation x² - 12x + 6 = 0 is factorized and the solution to the equations are x = 6 ± √30

A quadratic equation is a second-order polynomial equation in a single variable x , ax² + bx + c=0. with a ≠ 0. Because it is a second-order polynomial equation, the fundamental theorem of algebra guarantees that it has at least one solution. The solution may be real or complex.

The roots of the quadratic equations are

x = [ -b ± √ ( b² - 4ac ) ] / ( 2a )

where ( b² - 4ac ) is the discriminant

when ( b² - 4ac ) is positive, we get two real solutions

when discriminant is zero we get just one real solution (both answers are the same)

when discriminant is negative we get a pair of complex solutions

Given data ,

Let the quadratic equation be represented as A

Now , the value of A is

x² - 12x + 6 = 0   be equation (1)

Now , to calculate the solution of x ,

x = [ -b ± √ ( b² - 4ac ) ] / ( 2a )

Substituting the values in the equation , we get

x = 12 ± √ ( 144 ) - ( 24 ) / 2

x = 12 ± 2√30 / 2

x = 6 ± √30

Hence , the solutions to the equation are x = 6 + √30 or x = 6 - √30

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The correct statement is -

company {R} charges less money for 1 hour of service compared to company {P}.

Given is that Limousine Company {P} charges a rental fee plus an additional charge per hour. The equation {y} = 50 + 30x shows the total cost. The cost to rent a limousine from Company {R} is shown below in the table as -

Time :   1       2        3         4       5

Cost : $100  $125  $150  $175  $200

We can write the unit charge for company {P} as -

{r₁} = $30

We can write the unit charge for company {R} can be calculated as -

{r₂} = (125 - 100)/(2 - 1)

{r₂} = $25

We can conclude -

company {R} charges less money for 1 hour of service compared to company {P}.

Therefore, the correct statement is -

company {R} charges less money for 1 hour of service compared to company {P}.

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The polynomial 6x³ - 8x⁴ + 5x + 12x² - 9 in standard form is -8x⁴ + 6x³ + 12x² + 5x - 9.

A polynomial is a type of algebraic expression in which the exponents of all variables should be a whole number.

The standard form of a polynomial is expressed by writing the highest degree of terms first then the next degree and so on.

Hence, let's write the polynomial in standard form as follows:

6x³ - 8x⁴ + 5x + 12x² - 9

Hence, in standard form,

6x³ - 8x⁴ + 5x + 12x² - 9 = -8x⁴ + 6x³ + 12x² + 5x - 9

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The radius and center of the translated circle are,

Radius = 7 units

Center = (10, - 2)

The circle is a closed two dimensional figure , in which the set of all points is equidistance from the center.

Given that;

The equation of circle is,

x² + y² - 18x + 8y + 48 = 0

Now, We can simplify the equation as;

x² + y² - 18x + 8y + 48 = 0

x² - 18x + 81 - 81 + y² + 8y + 16 - 16 + 48 = 0

(x - 9)² + (y + 4)² = 49

(x - 9)² + (y + 4)² = 7²

Hence, The radius of circle = 7

And, Center = (9, - 4)

Let the center of circle after translated one unit right and two units down is, (h', k')

Hence, We get;

h' = 9 + 1 = 10

k' = - 4 + 2 = - 2

Thus, The equation of the translated circle is,

(x - 10)² + (y - (- 2))² = 7

Hence, the radius and center of the translated circle are,

Radius = 7 units

Center = (10, - 2)

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Answer:

  A - scatter plot; it would show the relationship

Step-by-step explanation:

You want to determine if a scatter plot or line graph is a more appropriate way to represent the relationship between a manatee's weight and height.

The variables of concern in the data are weight and height. Time is not involved. (Eliminates choices B and D.)

It seems likely there may not be a functional relationship between weight and height. That is, manatees of the same weight may have different height, and vice versa. This suggests a line graph would not be a useful way to represent the relationship

A scatter plot in this case would be used to relate weight on one axis to height on the other axis. Any relationship between them would show up as grouped data points, or data points that generally fall on a line or curve.

Since the "marine biologist [is] interested in seeing the relationship between a manatee's weight and height", ...

  A scatter plot [is more appropriate] because it would show the association or relationship between the two variables.

__

Additional comment

As is often the case, the wording of the answer that matches the wording of the problem statement tells you which answer is appropriate.

Answer:A scatter plot, because it would show the association or relationship between two variables

Step-by-step explanation:

Answer:

6.57+59=65.57 (I saw that 65.57 is not on there but that is the answer)

Step-by-step explanation:

Given:

[tex]2.19g+59[/tex] when [tex]g=3[/tex].

Substitute 3 into g.

[tex]2.19(3)+59[/tex]

Solve:

[tex]6.57+59=65.57[/tex]

The constant of variation for this relation is 10.

If y varies directly as x, we can write it as y = kx, where k is the constant of variation. This constant represents the relationship between x and y, and it determines how much y changes for a given change in x.

To find the constant of variation, we need to know the value of y and x. In this case, we are told that y is 12 when x is 1.2. Using this information, we can solve for k by dividing both sides of the equation by x:

y = kx

12 = k * 1.2

12 / 1.2 = k

k = 10

So the constant of variation is 10. This means that for every change of 1 in x, y will change by 10. In other words, if x increases by 1, y will increase by 10, and if x decreases by 1, y will decrease by 10.

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The missing angle measures are:

m2F = 50 degrees

m2H = 125 degrees

m2G  = 5 degrees

m2C  = 158 degrees

Since triangle ABC is similar to triangle FGH, the ratios of their corresponding angles are equal. Let's call the missing angles m2F, m2H, m2G, and m2C.

From the given information, we have:

m2F / mLA = m2H / mzB

So, we can find m2H by cross-multiplying and solving for m2H:

m2H = (mzB * m2F) / mLA

Since we don't know m2F, we can use the fact that the sum of the angles in a triangle is 180 degrees:

m2F + m2H + 75 = 180

So,

m2F + ((mzB * m2F) / mLA) + 75 = 180

Expanding and solving for m2F:

m2F + (75 * m2F / 22) + 75 = 180

(22 + 75) * m2F / 22 + 75 = 180

97 * m2F / 22 + 75 = 180

97 * m2F / 22 = 180 - 75

97 * m2F / 22 = 105

m2F = 105 * 22 / 97 = 50

So, the missing angle measures are:

m2F = 50 degrees

m2H = (75 * 50) / 22 = 125 degrees

m2G = 180 - 50 - 125 = 5 degrees

m2C = 180 - 22 = 158 degrees

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Answer:

106.

Step-by-step explanation:

7^2 + [ 81 - (4 x 6)]        First work out the exponential:

= 49 + (81 - (4 * 6)]         Work out the expression in the inner parentheses:

= 49 + [81 - 24]              Work out the expression in the parenthes:      

= 49 + 57                       Add:

= 106.

Answer:

i think Pythagorean theorem

Step-by-step explanation:

c^2=a^2+b^2

Answer:

Hi dear !!

area of semicircle = πr²/2

=> 3.14× 6x6 /2

3.14× 6× 3

=> 56.52 cm².

area of rectangle= l x b = 13 x 12 = 169

total area = 169 +56.52 = 225.5 cm²

Answer:

34

Step-by-step explanation:

Insert 3 in for x in the equation.

9(3) + 7

9*3 = 27

27 + 7 = 34

Answer: 34

Step-by-step explanation:

if x =3 the equation will become 9(3)+7

We multiply to get 27+7

Add to get 34

Answer:

Step-by-step explanation:

kaboom hope this helps

The volume of concrete is required to make the cylindrical tank is approximately 14 cubic meters.

Given that, external diameter = 10 m and an internal height = 3 m.

We know that, the volume of a cylinder is πr²h.

Volume of a tank with external dimensions = 3.14×5²×3

= 3.14×25×3

= 235.5 cm³

The walls and bottom of the tank are 30 cm thick

So, internal diameter = 1000-30 (10 m =1000 cm)

= 970 cm

= 9.7 m

= 4.85 m

Volume of a tank with internal dimensions = 3.14×4.85²×3

= 3.14×23.5225×3

= 221.58195 cm³

So, volume of concrete = 235.5-221.58195

= 13.91805

≈ 14 cm³

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Answer:

19 and 12

Step-by-step explanation:

The rule is y = 2x - 1

If x = 10, y = 19 because 20 - 1 = 19

If y = 23, x = 12 because 24 / 2 = 12

The quadrilateral is a trapezoid. The value of x is 5 by applying midsegment theorem for trapezoids.

The midsegment of a trapezoid is parallel to each base and its length is one half the sum of the lengths of the bases.

The side with length 21 units and 27 units are parallel to each other.

From the given diagram, the expression below is true:

5x-1 = (21 + 27)/2

2(5x - 1) = 21 + 27

10x - 2 = 48

10x = 48 + 2

10x = 50

Divide both sides by 10

x = 50/10

x = 5

Hence the value of x is 5

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The image of this question is probably this.

Answer:

the answer is 38.5 feet

Step-by-step explanation:

divide 7 by two the multiply by 11