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