3 years ago

A varies inversely as the square of B. If A is 1 when B is 3, find A when B is 5

Mathematics

1 answer:

RideAnS [48]3 years ago

6 0

Answer:

0.36

Step-by-step explanation:

A= K/B^2

K= A × B^2

K= 1 × 3^2

K= 1×9

K= 9

Therefore if B is 5 then A can be calculated as follows.

K= A × B^2

9= A × 5^2

9= A × 25

9= 25A

A= 9/25

A= 0.36

Hence A is 0.36

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