Math, asked by nyneishiagoel, 10 months ago

someone plz answer this question step by step

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Answered by Orepagolhoyejavo

1

Answer:

(a+b) -1 (a-q + b-1) =1/ab

ANS. (a+b) -1 (a-1 + b-1)

= [(a-1+b-1) 2]-1

= (2a-1 * 2b-1) -1

= 2a * 2b = 1/ab

= 2/(2ab) = 1/ab

= 1/ab = 1/ab

hence prooved

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