Question

If x=3 is one root of the quadratic equation x^2-2kx-6=0,then find value of k

Answer 1

put x=3 in this quadratic equations...
$3 {}^{2} - 2 \times 3 \times k - 6 = 0 \\ 9 - 6k - 6 = 0 \\ 3 - 6k = 0 \\ k = 0.5$
MARK AS BRAINLIEST ANSWER