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OpenStudy (anonymous):
Evaluate -5x^2 − 8x + 1 when x = -3.
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OpenStudy (jim766):
Substitute -3 for where ever it says x. In the expression
OpenStudy (anonymous):
I got -68 but that isn't one of the answer choices. the choices are -20, -10, 22, or 70
OpenStudy (anonymous):
never mind. I used 3 instead of - 3
OpenStudy (jim766):
-5(-3)^2=-45
OpenStudy (jim766):
-8(-3)=24
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