Question

please tell me the answer of this maths question and also please Show the steps​

Answer 1

Step-by-step explanation:

(x/y) =(3/2)^-2÷(3/7)^0

=(x/y) =(3/2)^-2÷1

=(x/y) =(3/2)^-2

=(x/y) =(2/3)^2

=(x/y) =4/9

So, (x/y) ^-3

=(y/x) ^3=(9/4)^3

=729/64

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