If A and B are the zeroes of following polynomial, the [1/A] +[1/B] – AB =
(x 2-4x+1)
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Answer:
ab+7/-6&(8/9):4567abc
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P(x) = x^2 - 4x + 1
A and B are zeroes of P(x)
A + B = 4
AB = 1
(1/A) + (1/B) - AB
=(A+B)/(AB) - AB
=(4/1) - 1
=3
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