if x-4 is a factor of f(x)2x^2-3x-4k then the value of k is What?
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Answer:
k = 23/4
Step-by-step explanation:
If x - 4 is a factor of f(x) , then
x - 4 = 0 and x = 4
f (x) = 2x² - 3x - 4k = 0
f (4) = 2(4)² - 3*3 - 4k = 0
= 32 - 9 - 4k = 0
= 23 - 4k = 0
= k = 23/4
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