Question

Solve for x when sin(4x)=1/2
the most simple answere please​

Answer 1

x=7.5

Explanation:

To cancel out the sin function we need to mulitplly it by sin⁻¹ (you can usually access this button if you press 2nd-->sin)

so sin⁻¹(.5)=30

30=4x

x=7.5