Question

answer fast
20 points ​

Answer 1

Step-by-step explanation:

x⁰ = 1

hence, (7/5)⁰= 1

So,

if a= (3/5)^-2

then,

a^-3 = (3/5)^-6

by identity:-

a^-b = (1/a)^b

hence,

a^-3 = (5/3)⁶

= 15625/729

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Answer 2

729/15625

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