Find the value of k, for which one root of the quadratic equation kx²-14x+8=0 is 6.
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Explanation:
For the quadratic equation kx²-14x+8 = 0,
one root is 6
So, x=6 must satisfied to the quadratic equation.
=> k(6)²-14(6) +8 = 0
=> 36k-84+8 = 0
=> 36k = 84-8
=> 36k=76
=> k=76/36
=> k=19/9
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