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OpenStudy (anonymous):
If f(x) = 2x2 − 30, find f(4).
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OpenStudy (anonymous):
Is the second 2 in "2x2" an exponent?
OpenStudy (anonymous):
f(4)=2(4)^2-30= 2
OpenStudy (anonymous):
thank you doubledrive, and yes futrchamp it is a exponent
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