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OpenStudy (anonymous):
f(x)=x^2-3 why is this an "even" function ?
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OpenStudy (raden):
if f(x) = f(-x) then it is an even funtion
OpenStudy (raden):
f(x)=x^2-3 f(-x) = (-x)^2 - 3 = x^2 - 3 = f(x)
OpenStudy (anonymous):
tnks
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