[size=100][size=150][b]Question 1:[/b] Find the values of [math]h\in\left[-2\pi,2\pi\right][/math] where:[/size][b][br][br] a)[/b] [math]\sin(x)=\cos(x-h)[/math] [b]b) [/b][math]\cos(x)=\sin(x-h)[/math][size=150][br][br][b]Question 2: [br][br] [/b][/size][/size][b]a) [/b][size=100][size=150]Evaluate [math]\sin(x-\frac{\pi}{2})[/math] in terms of [math]\cos\left(x_{ }\right)[/math] .[br][br] [b]b)[/b] Evaluate [math]\cos(x+\frac{\pi}{2})[/math] in terms of [math]\sin\left(x\right)[/math].[/size][/size]