Question

please solve for what value of K the root of the equation kx² - 14x + 8 is 2 ????

Answer 1

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Answer 2

Let take p (x)=kx^2-14x+8.

Given, x=2

Sub, x=2 in p(x).

P(2)=k×2^2-14×2+8

4k-28+8=0

4k=20

Therefore, k=5.