3 years ago

What is the sum of 3x^2-2x+8, 2x^2+5x, and x^3+2x^2-3x-3?

1 answer:

7 0

Just make sure you add values with the same powers of x

The answer is

x^3 + 7x^2 + 5

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balu736 [363]

There are 9 ways to get a spare
1 and 9
2 and 8
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4 and 6
5 and 5
6 and 4
7 and 3
8 and 2
9 and 1

4 0

4 years ago

abruzzese [7]

Answer: 904.32 cubic units.

Step-by-step explanation:

The formula for a sphere's volume is V = $V = \frac{4}{3}\pi r^{3} \\$

Substitute pi for 3.14 and radius for 6. 6^3 = 216

$\\V = \frac{4}{3}\ (3.14)( 216) \\\\$

Multiply them together, the answer is 904.32 cubic units.

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3 years ago

xenn [34]

C.
12/30=0.4
You should really learn how to do probabilities. They don't go away after like the sixth grade.

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3 years ago

77julia77 [94]

Answer:

it says round to the nearest 10th so it wouldn't be 81, it would be 81.8%

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3 years ago

Anna11 [10]

Answer:

5%, 6%

or 6.4%, 5.76%

i dont know

6 0

3 years ago