Question

If -5 is root of quadratic equation 2 x square + bx + 15 is equals to zero in a quiet equation 2 x square + x into k is equal to zero is equal roots find value of k

Answer 1

HERE IS YOUR ANSWER. .

equal roots

b^2 - 4 ac = 0

k^2 - 4=0

k^2 = 4

k = 2

HOPE IT HELPS YOU