Question

By what no. should (-3)^-2 be multiplied so that the product may be equal to 9 step by step

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Answer 1

Answer:

$(-3)^-2 = \frac{1}{(-3)^2} = 1/9$

let the number that get's multiplied be x, so:

$\frac{1}{9} \times x = 9\\x = 9 \div \frac{1}{9}\\x = 9 x \frac{9}{1}\\x = 72$