52. Consider the equation . When solved for x, this equation will have exactly one real solution for which of the following values of k?

Answer and Explanation

Your Answer is

Correct Answer is J

Explanation

When the equation has only one root, according to the formula for finding the root of a quadratic equation in one variable, Δ=0, that is, b2 - 4ac = 36-4k = 0. So k = 9.