Solving A Trigonometric Equation
Solve for $$t$$ (measured in radians and with $$0\le t\le2\pi$$) in the equation
$$\sqrt{3+\sin(t)}+\frac{2}{2+\cos(t)}=3.$$
Hint: Express the terms in terms of $$\sin(t)$$ and $$\cos(t)$$ and look for critical values.