Question

Solve the sinusoidal equation:


5sin(3x)-1=3

Answer 1

`x=0.3090984+(2\pi n)/(3),0.73809914+(2\pi n)/(3)`

Explanation:

`5sin(3x)-1=3`

`5sin(3x)=4`

`sin(3x)=(4)/(5)`

`3x=0.92729521+2\pi n,2.21429743+2\pi n`

`x=0.3090984+(2\pi n)/(3),0.73809914+(2\pi n)/(3)`