Question

Find the value of k, if the roots of 2x2-6x+k=0 are real and equal.
Here, a = 2, b = -6, c = k

Answer 1

Step-by-step explanation:

here d = 0

=> 0 = b2 - 4ac

0 = 36 - 8k

8k = 36

k = 36/8

k = 9/2