Question

what is the period of the function y=2 cos pi x

Answer 1

period of
\[\cos(bx)\] is \[\frac{2\pi}{b}\]
in your example \(b=\pi\)

Answer 2

So the period is pi?

Answer 3

oh no

Answer 4

the period is not \(b\) it is \(\frac{2\pi}{b}\)

Answer 5

So it's just 2? since b=pi

Answer 6

yes 2

Answer 7

Awesome, thanks. Can you help me with some more?

Answer 8

sure

Answer 9

what are the graphs of y = sin x and y = csc x in the interval from –2pi to 2pi

Answer 10

@satellite73