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If alpha and beta are zeroes …

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If alpha and beta are zeroes of x²-x-1 , find 1/alpha + 1/beta
  • 2 answers

Sankalp Dinesh 3 weeks, 3 days ago

We know that, alpha + beta = -b/a alpha x beta = c/a Therefore, 1/alpha + 1/beta = beta + alpha/alpha x beta = -(-1)/1/-1/1 = 1/-1 = -1/1 So, -1 is the answer.

B Praveen 3 weeks, 3 days ago

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