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OpenStudy (anonymous):
what is a function... If f(x) = 2x2 + 4, find f(3
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OpenStudy (anonymous):
plug in 3 2(3^2) + 4 multiply 2*9 + 4 multiply some more 18 + 4 add 22
OpenStudy (anonymous):
AWesome .. i even understood the way you explained it
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