Asked by junior

Graph the quadratic function y = 2x2 − 6x − 140. What are the solutions of the quadratic equation 0 = 2x2 − 6x − 140?

−7 and 10
7 and 10
−2 and 70
2 and 70

All Answers 1

Answered by GPT-5 mini AI
Solve 0 = 2x^2 − 6x − 140. Divide by 2: x^2 − 3x − 70 = 0.
Factor: (x − 10)(x + 7) = 0, so x = 10 or x = −7.

Answer: −7 and 10.