Question

http://prntscr.com/8ncg4q

Answer 1

@Directrix

Answer 2

Have you tried any of these options?

To test option a, factor x^2 + 2x + 1 = 0

to get (x + 1) * (x + 1) = 0 with x turning out to be -1 which is real.

So, option a is out of the running as the answer.

Answer 3

Question: Have you studied yet about the discriminant of a quadratic equation?

@ineedhelp178

Answer 4

You can find c by completing the square.

Answer 5

This chart may help.

@ineedhelp178 You are exprected to participate in the solution of the problem.

Answer 6

is my answer 3?