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RUDIKE [14]
2 years ago
11

Simplify (4−b)(5b2+5b−4)

Mathematics
1 answer:
astraxan [27]2 years ago
4 0

Answer:15b^2-5b^3+24b-16

Step-by-step explanation:

(4-b)(5b^2+5b-4)

Open the brackets

20b^2+20b-16-5b^3-5b^2+4b

Collect like terms

20b^2-5b^2-5b^3+20b+4b-16

15b^2-5b^3+24b-16

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Circle O has a circumference of approximately 44 in. What is the approximate length of the diameter, d? inches
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The distance around a rectangle or a square is as you might remember called the perimeter. The distance around a circle on the other hand is called the circumference. It is calculated as follows:

C = 2pi(r)

From this, we can solve for r and evetually solve for the diameter.

44 = 2pi(r)
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Read more on Brainly - brainly.com/sf/question/2502148
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2 years ago
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babunello [35]
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8 0
3 years ago
1(x-2)= -5.5 solving for x. What's the answer
Lapatulllka [165]

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1(x-2) = -5.5

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x = -3.5

3 0
3 years ago
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