Math, asked by kalechandrakant7083, 1 year ago

a+1/a=17/4.find a²+1/a²

Answers

Answered by tribeking22otbgm9

1

(a + 1/a)² = (17/4)²
a² + 2 . a . 1/a + 1/a² = 289/16
a² + 1/a² + 2 = 289/16
a² + 1/a² = 289/16 - 2
a² + 1/a² = 289/16 - 32/16
a² + 1/a² = 257/16

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