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ELEN [110]
2 years ago
14

Simplify this (2x)^{3}

Mathematics
1 answer:
Margaret [11]2 years ago
7 0

Answer:

8x^3

Step-by-step explanation:

(2x)3

=(2x)3

=2x*2x*2x

=8x^3

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Five books cost¢21. what is the price cost of seven similar books​
Liono4ka [1.6K]

Answer:

Your answer should be $29.40

Step-by-step explanation:

If you divide 21 by 5 you get 4.2, so each book costs $4.20.

4.2 x 7 = 29.4

Therefore, your total cost for 7 books will be $29.40

I hope this helps!

5 0
3 years ago
Question
tatiyna

Answer:

Wes

Step-by-step explanation:

This represents a positive correlation, meaning that when x increases, so does y. Because of x, y increases meaning that Wes is correct

3 0
2 years ago
The slope of the line below is -1. write the point-slope equation of the line using the coordinates of the labeled point.​
omeli [17]

Answer:

y+9=-1(x-4)

Step-by-step explanation:

Point Slope Form is:

y-y_1=m(x-x_1)

When:

'm' is the slope.

(x_1,y_1) is the coordinate.

We are given the slope of -1 and the coordinate of (4,-9).

So:

m=-1\\x_1=4\\y_1=-9

Using the information and replacing the values we get:

y+9=-1(x-4)

So, the line equation in point slope form should be: y+9=-1(x-4)

<em>Brainilest Appreciated. </em>

5 0
3 years ago
Read 2 more answers
Does anybody know this??????
aniked [119]
The correct answer is 196 or Option A.
The explanation is just as complicated as the question.
7 0
3 years ago
Read 2 more answers
Exactly how many planes contain points J, K, and N?<br> 0<br> 1<br> 2<br> 3
Archy [21]

Answer:

1

Step-by-step explanation:

JK and KN is perpendicular.

Thus no planes contained them except 1

Which is a rectangle.

I hope this helps you :)

6 0
3 years ago
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