Find the product of the monomial and the polynomial:
−3a·(7a^2−4)

Answers

Answer 1

Answer:

[tex]-21a^{3}+12a[/tex]

Step-by-step explanation:

We are given that

[tex]-3a\cdot (7a^2-4)[/tex]

We have to find the product .

To find the product we will multiply -3a with each term given in the bracket

[tex]-3a(7a^2)-3a(-4)[/tex]

[tex]-21a^{1+2}+12a[/tex]

By using the formula

[tex]a^{x}\cdot a^{y}=a^{x+y}[/tex]

[tex]-21a^{3}+12a[/tex]

Hence,

[tex]-3a\cdot (7a^2-4)=-21a^{3}+12a[/tex]


Related Questions

3. By rounding each number to the nearest ten find the value of

19 x 31
59​

Answers

Answer:

20 X 30

Step-by-step explanation:

i dont know what is 59 anyways 59 will be 60

Indicate below whether the equation in the box is true or false 1/8 = to 2/4 true or false​

Answers

Answer:

false

Step-by-step explanation:

1/8 = .125

2/4 = .5

therefore 1/8 does not = 2/4

If you can help me with Slope Intercept plz help me

Answers

Answer:

y = 6/5x - 2 (or y = 1.2x - 2)

Step-by-step explanation:

To find the slope-intercept form ( = mx + b) you need to rearrange the equation of the line:

Step 1 - Add 18x to both sides

15y = 18x - 30

Step 2 - Divide both sides by 15.

y = 6/5x - 2

PLEA HLP ASAPPPP!! I WILL GIVE U BRAINLIEST

Answers

Answer:

Well in my opinion a is negative correct me if I'm wrong. If you have more than one try you should pick  B

Step-by-step explanation:

Answer: Zero

Step-by-step explanation: Zero because you can't divide 0 by 0

I need assistance in this math

Answers

Answer:

original price $450 saved $145 the percent its sold for is 70%

Arial
14
+
BI U A
16
A new Apple Watch costs $369. If the watch is
on sale for 15% off, what is the sale price?

Answers

Answer:

the answer would be 55.39

What is the value of x in the diagram below?

Answers

Answer:

The answer is B:65°.

65 degrees

Step-by-step explanation:

The angles add up to 180 inside, the 145 suggests the inside angle is 35, and 65 (answer) would make the whole triangle add up to 180

BRAINLIEST PLZ

Question 14 of 25
Which of the following is an equation of a line perpendicular to the equation
y = -6x +7?
O A. y = 6x + 3
O B. y=-x+3
O C. y = 5x+3
O D. y =-6x + 3
SUBMIT

Answers

Answer:

A

Step-by-step explanation:

perpendicular lines are the negative reciprocals of each other, and a pair of these lines intersects at 90 degrees.

Answer:

D. y=-6x+3

Step-by-step explanation:

the equations have the same slope of -6 which makes them perpendicular

please help with this 8x2+4y÷z when x=12, y=34, and z=2 I don't know this

Answers

8x12=96 4x34=136 136+96=232 232/2=116 answer=116

Answer:

3

Step-by-step explanation:

8x2+4y÷z

when x=12,

y=34,

and z=2?

can someone please help me do this equation!❤️

Answers

Step-by-step explanation:

For parking, they spent 5$

For student ticket, they spent 8$ (as only Bella is student)

For Non-student ticket, they spent (16*3 = 48$) (as two parents i.e. Mom and Dad plus a grandmother)

Together they spent=

5$+8$+48$

= 61$

DO MARK ME AS BRAINLY. THANKS

Someone help and makes sure the answer is right please!!!!

Answers

Answer:

-6

Step-by-step explanation:

You should subtract 6 because the angle is equal to 130

-6 is the answer ........

pls mark as brainlest if correct

simplify: (3 √u^2v)(5 √v^2)=

Answers

Answer:  Do you know the values of u and v?

Step-by-step explanation:

Answer:

15vu^v

Step-by-step explanation:

Find the measure of the indicated angle to the nearest degree?

Please hurry

Answers

Answer:

53.13°

Step-by-step explanation:

Sin x = Opp/Hyp

Sin x = 76/95

x = Sin- 0.8

=53.13°

HELP ME WITH THIS WHO ANSWERS CORRECTLY I WILL GIVE BRAINLIEST!
Solve in real numbers the equation
\-x+sqrt{1-x^{2}}\-=sqrt{2}\(2x^{2}-1\)\-x+sqrt1−x2 /-=sqrt2(2x2-1).

Answers

Answer: in real numbers the equation \displaystyle \-x+sqrt{1-x^{2}}\-=sqrt{ 2}\left(2x^{2}-1\right)\-x+sqrt1−x2\-=sqrt2(2x2− 1).

Step-by-step explanation:

Sparkies charge $31.50 per hour for labor, but with tax, it comes to 33.45.
What is the tax percentage?


Answers

Answer:

94 percent I think

The product of 16 and the variable p

Answers

Answer:

16p

Step-by-step explanation:

Answer:

16p

Step-by-step explanation:

Have a great day

can someone please help its due soon.ill give brainliest!

Answers

Answer:

z = 17.5

Step-by-step explanation:

To get the value of z, we use the bisector theorem

7/z = 6/15

6z = 7 * 15

6z = 105

z = 105/6

z = 17.5

Use the Pythagorean theorem to obtain the function​ D(x) for the length of the diagonal of a double square of width x.

Answers

Answer:

[tex]D(x)= x\sqrt{2}[/tex]

Step-by-step explanation:

Given

[tex]Side = x[/tex]

Required

Represent the diagonal as a function

Using Pythagoras theorem, the diagonal is:

[tex]D^2= Side^2 + Side^2[/tex]

Substitute x for Side

[tex]D^2= x^2 + x^2[/tex]

[tex]D^2= 2x^2[/tex]

Take the square root of both sides

[tex]D= \sqrt{2x^2[/tex]

Split

[tex]D= \sqrt{2} * \sqrt{x^2[/tex]

[tex]D= \sqrt{2} * x[/tex]

[tex]D= x\sqrt{2}[/tex]

Express as a function.

[tex]D(x)= x\sqrt{2}[/tex]

-12x + 2 y = 8
-6x + y = -3

Answers

Answer:

I'll give you the answer. This is system of equations, yes?

14. What is the value of (15^4)^2/ 15^8

Answers

Answer:

1 is the answer to your question mate

The answer is 1.

(15^4)^2 = 2562890625

15^8 = 2562890625

so 2562890625/2562890625= 1


If a = 36 in and b=43 in, which of the following is closest to the area of the window?

Answers

Answer:b

Step-by-step explanation:

A 25 foot ladder is leaning against a house. If the angle of Elevation of the ladder is 72 degrees:
How high up the house does the ladder touch?
How far away is the ladder from the house?
Round to the nearest tenth.

Answers

Answer:

1. 23.8

2. 7.7

Step-by-step explanation:

for the first blank

use sin because x is opposite and 25 is hypotenuse

set up an equation:

sin(72)= (x/25)

multiply both sides by 25:

25(sin(72))= (x/25)25

25(sin(72))= x

multiply 25 by sin(72):

23.8 = x

for the second blank

use cos because x is adjacent and 25 us hypotenuse

set up an equation:

cos(72)= (x/25)

multiply both sides by 25:

25(cos(72))= (x/25)25

25(cos(72))= x

multiply 25 by cos(72):

7.7= x

if given a set of ordered pairs how will you determine if it is a function?

Answers

if none of outputs(y) share the same inputs(x)
After graphing them you can preform the vertical line test: if a vertical line passes through more than one coordinate then the pairs are not a function.

Create a scale model to illustrate the equation 5b + 2 = 22. What is the value of b and why?

PLEASE HELP ME IT WILL BE GREAT IF U DO ​

Answers

Answer:

b=4

Explanation and how to do the model

5b+2=22

    -2    -2                by subtractive property of equality

5b/5=20/5              by division property of equality

b=4

As for the model, it would be great if you  could specify what your teacher is looking for and I'll help you from there

need help please thanks​

Answers

Answer:

6x-y = -18

Step-by-step explanation:

m=6
This is the total

Pls help me I will mark no need explanation ❤️❤️

Answers

Answer:

-1/3

Step-by-step explanation:

It's going 1 down and 3 across

A spaceship to the moon covered the 386,400 km in 72 hours. What was the average speed?

Answers

Answer:

289300 miles/72 hours * 1.60934 km/mile* 1 hour/3600 seconds = 1.48 km/second. Answer 6: To get average speed, we divide the total distance by the total time it takes to travel that distance. If we assume the distance to the moon is 238,900 miles then we divide by 72 hours to get roughly 3318 mph.

Step-by-step explanation:

Hope this helps!!

Danah is planting a second strawberry patch and
wants it to have an area of exactly 1 square meter.
Which of the following could be the width and length
of its borders? Circle the letter for all that apply.
A 2-meter wide and ź-meters long
B {-meter wide and į meters long
-meter wide andmeters long
Dş meter wide and a meters long
If I find the area of
each different
shape strawberry
patch, I can figure
out which options
have an area of
1 square meter.
с
Look at problem 5. If Danah wants her strawberry
patch to be exactly 1 square meter, can the length of
her strawberry patch be greater than 1 meter? Explain.

Answers

Answer:

#5) B, C, D

#6) Yes; B, C, and D have lengths greater than one meter. and their areas are exactly one square meter

Step-by-step explanation:

Options B, C and D have an area of 1 square meter and their length is greater than 1 meter and the width is less than 1 meter.

Given that, Danah is planting a second strawberry patch and wants it to have an area of exactly 1 square meter.

How to find the area of a second strawberry patch?

To find the area of each different shape strawberry patch, you have to find out which options have an area of 1 square meter.

Area of rectangle formula=Length×Breadth.

From option A:

Area= 1/2 × 3/2=3/4 =0.75 square meters

From option B:

Area= 2/3 × 3/2 =1 square meters

From option C:

Area= 4/5 × 5/4 =1 square meters

From option D:

Area= 2/3 × 6/4=2/2 =1 square meters

Therefore, options B, C and D have an area of 1 square meter and their length is greater than 1 meter and the width is less than 1 meter.

To learn more about the area of a rectangle visit:

https://brainly.com/question/14383947.

#SPJ2

please help me
Can the measure of an exterior angle of a triangle ever exceed 180°? Explain your reasoning.​

Answers

Answer:

Yes I believe so because the interiors of a triangle always add up to 180 degrees meaning the outside mustn't follow this same rule hop this helps!

Step-by-step explanation:

Answer:

Lets assume you have a triangle ABC with a straight horizontal line at the bottom say line segment CD. In order for the exterior angle to be greater than 180 it must be a exceed rad Pi which mean it is impossible for an exterior angle to exceed the 180 rule

PLEASE HELP! YOU ARE SO AMAZING! HAVE AN AMAZING DAY :)) ALSO BRAINLIEST!

Carla makes $20 for each lawn she mows. The money she makes depends on the number of lawns she mows. How much money will she make if she mows 5 lawns? Follow the steps and solve an equation to represent the situation and solve the problem.

1. Let y represent the money Carla makes and x represent the number of lawns she mows. Write an equation that represents this situation. Tell which variable is the independent variable. Explain how you know.


2. Since Carla mows 5 lawns, substitute 5 for x in the equation you wrote. Then simplify the resulting equation.


3. How much money does Carla earn for mowing 5 lawns?

Answers

Answer:

20x=y

Step-by-step explanation:

20 lawns times (x) number of lawns she mows is (y) the amount she makes.

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