By which number should (-2/3)^-3 be divided so that the quotient is (9/3)^-2
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-(2/3)^3 ÷ X = (9/4)^-2
Ans = (-2)×(-2)×(-2)/3×3×3 × 1/X = (4/9)^2
-8/27 = 4×4/9×9
-8/27 = 16/81
-8×81/16×27= X (cross multiply)
-3/2 = X
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