Question

4x²-kx+k, x= -½ find k

Answer 1

Heya !!!


X = -1/2


P(X) = 0

P(-1/2) = 0


4 × (-1/2)² - K × (-1/2) + K = 0


4 × 1/4 + K/2 + K = 0


1/1 + K/2 + K = 0


2 + K + 2K /2 = 0


3K + 2 = 0 × 2


3K + 2 = 0


3K = -2

K = -2/3



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Answer 2

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Here is your solution....☺

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