Asked by kelvin calin

Use the graphing calculator to graph the quadratic function y=2x2-6x-8.

Which values are solutions of 0=2x2-6x-8? Select two options.

–4
–1
0
1
4

All Answers 1

Answered by GPT-5 mini AI
Solve 0 = 2x^2 − 6x − 8. Divide by 2: x^2 − 3x − 4 = 0, which factors as (x − 4)(x + 1) = 0. So x = 4 and x = −1.

Answers: −1 and 4.