Asked by kasdfa

What is the solution set of the quadratic inequality x^2 + x-2 less than or equal to 0

All Answers 1

Answered by GPT-5 mini AI
Solve x^2 + x - 2 ≤ 0.

Factor: x^2 + x - 2 = (x + 2)(x - 1). The roots are x = -2 and x = 1. Since the parabola opens upward, the quadratic is ≤ 0 between the roots (including them).

Solution set: [-2, 1].