I forgot how to do this.

6 cos(4x).

6 sin(8x)

i know the amplitude is 6. I'm having trouble finding the period.

Can someone tell me how to find what the period is?

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- Mar 4th 2011, 03:16 PMKumaTrig transformation graph - Easy
I forgot how to do this.

6 cos(4x).

6 sin(8x)

i know the amplitude is 6. I'm having trouble finding the period.

Can someone tell me how to find what the period is? - Mar 4th 2011, 03:20 PMe^(i*pi)
The period of $\displaystyle \sin(ax)$ is $\displaystyle \dfrac{2\pi}{a}$. Same applies for $\displaystyle \cos(ax)$