Question

A is proportional to the square of B. If A = 3 then B = 16; find B if A = 5​

Answer 1

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Answer 2

Q1 A is proportional to the square of B. If A=3 then B=16; find B if A=5?

Ans: A directly proportional to Square of B means

A=KB²

3=K(16)²

3=256K

K=256/3

A=KB²

5=B²(256/3)

B²=15/256

B=0.05859375