English, asked by sagarkumar4k9, 5 months ago

(2/7)² × (7/2)-³ ÷ {(7/5)-²}-⁴

Answers

Answered by ranjukumari88sindri

2

Answer:

(2/7)²×(7/3)^-3 =a {(7/5)^-2}^-4 =b we have to find a /b

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