the value of a varies directly as the square of the value of b, and b=3 when a=10. Find the value of a when b=9.

Israelst asked Jun 22, 2023

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Israelst asked Jun 22, 2023

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10 votes

Answer:

answer = 90

Step-by-step explanation:

General equation: a = k*b^2

Specifically: 10 = k*(3)^2 = 9 k

Solving for k: k = 10/9

Then a = (10/9)b^2. If b = 9, then a = (10/9)(9)^2 = 90 (answer)

Yota answered Jun 26, 2023

by Yota

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