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Thepotemich [5.8K]
3 years ago
5

Help i want help plz help me

Mathematics
2 answers:
podryga [215]3 years ago
8 0

Answer:

384 in^3

Step-by-step explanation:

To find the surface area of a cube, you have to multiply 6(the number of sides on a cube) by *(8)^2. When you plug it in, you get 384 in^3.

sergejj [24]3 years ago
7 0

Answer:

SA = 384 in ^2

Step-by-step explanation:

The surface area of a cube is given by

SA = 6 S ^2 where s is the side length

SA = 6 * (8) ^2

SA = 6 * 64

SA = 384 in ^2

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An arithmetic sequence has the following properties:
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Step-by-step explanation:

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3 years ago
If f(x)=(2x^2)-1, find:<br> -f(3x-1)+2
Sergeeva-Olga [200]

Answer:

-f(3x - 1) + 2 = -18x² + 12x + 1

Step-by-step explanation:

Step 1: Find f(3x - 1)

f(3x - 1) = 2(3x - 1)² - 1

f(3x - 1) = 2(9x² - 6x + 1) - 1

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Step 2: Plug in f(3x - 1)

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Step 3: Evaluate

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8 0
3 years ago
Read 2 more answers
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3 years ago
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