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OpenStudy (anonymous):
If f(x) =15x2 + 10x, find f(-1). 25 -5 5 -25
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OpenStudy (anonymous):
found one i need help on
OpenStudy (lgbasallote):
replace ALL x with -1 then solve
OpenStudy (anonymous):
-1 = 15(-1)^2 + 10(-1)
OpenStudy (anonymous):
\[-1 = 15(-1^2) + 10(-1)\]
OpenStudy (anonymous):
-25
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