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OpenStudy (anonymous):
Evaluate the function, f(x) = 2x2 – 6 for f(-3).
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hartnn (hartnn):
to get f(-3) just put x=-3 in f(x) so, whats 2(-3)^2 -6 =...?
OpenStudy (anonymous):
12
hartnn (hartnn):
yes! correct f(-3) =12 thats it :)
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