Mathematics
Mathematics, 10.03.2021 18:50, carterh166

a varies directly as the square of b and inversely as the square of c. If a=131 when b=4 and c=7, find a if b=3 and c=9. Round your answer to two decimal places if necessary.

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a varies directly as the square of b and inversely as the square of c. If a=131 when b=4 and c=7, fi...

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