Asked by Cora
If f(x)=cos^2x and g(x)=sin^2x, what is (f+g)(pi/15)
Answers
Answered by
Steve
well, that would be
cos^2(pi/15) + sin^2(pi/15) = 1
In fact, (f+g)(x) = 1 for any x.
cos^2(pi/15) + sin^2(pi/15) = 1
In fact, (f+g)(x) = 1 for any x.
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