Question

How do you sketch one cycle of `y=4sin3x`?

Answer 1

`y=4sin 3x`
graph{4sin(3x) [-10, 10, -5, 5]}

Explanation:

`y=4sin3x`
`x=0,y=0`
`x=(pi/18), y=2`
`x=(pi/12), y=2sqrt2`
`x=(pi/9), y=2sqrt3`
`x=(pi/6), y=4`
`x=(pi/3), y=0`