Find the zeros of f(x) = x^2+4x-7.

Question

Select the correct choice below​ and, if​ necessary, fill in the answer box within your choice.

A. The zeros of f is/are.

(Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.)

B. There are no real zeros

Answer 1

x² + 4x - 7 = 0; x = - 2 ± √11