Trig Graph transformation problems

Select the problem using the black <b>Problem=</b> slider.<br> Enter your function on the input bar at the bottom as f(x)=... You can type "Pi" for π, or select it from the box on the far right.<br> Use the pink and blue sliders to help in measuring. The blue slider increments in steps of π/12, the pink one in steps of 1/2. </p>