Question

the period of cos^4 x???
plzzz with explanation..​

Answer 1

Answer:

2π/4

Step-by-step explanation:

y = A cos(Bx)

The period of cosine is 2π

So, the period value will be 2π/B

here,

y = A cos(Bx)

So period is 2π/4...

I HOPE THIS ANSWER HELPS YOU...

Answer 2

Answer:

cos^2x=1-sin^2x

then: (cos^2x)^2=(1-sin^2x)^2