Math, asked by stphencurry, 1 year ago

if one zero of the polynomial K - 2 x square - 2 x minus kx + 5 is 4

Answers

Answered by Anonymous
2
Hey !!





x = 4



p ( x ) = -2x² - 2x - kx + 5



p(4) = -2 × (4)² - 2 × (4) - k × (4) + 5


=> -32 - 8 - 4k + 5 = 0


=> -4k - 35 = 0

=> -4k = 35


=> k = -35/4

stphencurry: thanksgiving
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