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.
Factor: (x − 10)(x + 7) = 0, so x = 10 or x = −7.
Answer: −7 and 10.
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