Answer:
To find the inverse of the function y = π/2 + sin(x), we need to first swap the positions of x and y:
x = π/2 + sin(y)
Now, we can solve for y:
sin(y) = x - π/2
y = sin⁻¹(x - π/2)
Therefore, the equation for the inverse of the function y = π/2 + sin(x) is y = sin⁻¹(x - π/2).