jasonevil201
jasonevil201
07-10-2020
Mathematics
contestada
If f(x) = 2x2 - 9, find f(5).
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zara62allen
zara62allen
07-10-2020
f(5) = -25, because you have to solve 2x2 - 9 to get -5, then multiply that by 5 to get f(5) = -25
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