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OpenStudy (dmezzullo):
I neeeed this explained to meh plz. :D If f(x) = x2 - 1, find f(3). 5 2 8 -2
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OpenStudy (aripotta):
you're just gonna plug in 3 for x
OpenStudy (aripotta):
so what's 3^2 - 1?
OpenStudy (dmezzullo):
2x^2
OpenStudy (aripotta):
no 3^2 = 9 9 - 1 = 8 :/
OpenStudy (dmezzullo):
OHHH I SEE NOW
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