Step-by-step Explanation:

Answer:

The value of k is 9

Step by-step explanation:

A quadratic equation  has equal roots if

            ...(1)

The given equation is

Here, a=1, b=6 and c=k. Substitute these values in equation (1).

Subtract 36 from both sides.

Divide both sides by -4.

Therefore, the value of k is 9.