Question

By what number should (-3)^-2 be divided so that the quotient may be equal to 9.​

Answer 1

Answer:

let the 2nd no be x

therefore

{(-2/3)^3}/x=(9/4)^-2

(-8/9)/x=(16/81)

(-8/9)=(16/81)*x

x=(-8/9)*(81/16)

x=(-9/2)

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