Question

Is this right!?!

Answer 1

Nope

Answer 2

definitely not C or D because the midline is x axis in the graph

Answer 3

Would you say that looks more like a cos function or a tan function?

Answer 4

Cos for sure

Answer 5

yep

Answer 6

The 3 before the cos in y=3cos(4x) stretches the function vertically which is why it ranges from -3 to 3 instead of -1 to 1

Answer 7

and cos(4x) has the inverse effect where is compressed by a factor of 4

Answer 8

Oh ok

Answer 9

*in the x-axis

Answer 10

So it would be the second one?

Answer 11

correct

Answer 12

Ok, thanks

Answer 13

no problem