# Thread: Fourier Transforms of Trig Functions

1. ## Fourier Transforms of Trig Functions

Find the Fourier Transform of f(x) = sin(nx) for n a real number.

Find the Fourier Transform of f(x) = cos^2(nx) for n a real number.

2. Originally Posted by kiwijoey
Find the Fourier Transform of f(x) = sin(nx) for n a real number.

Find the Fourier Transform of f(x) = cos^2(nx) for n a real number.
Well what have you tried?

(start by writing out the integral defining the transform for these functions, and think "delta")

CB