You can put this solution on YOUR website! y=2tan(3x-3.14/2)
equation for tan function: y=Atan(Bx-C), A=multiplier, period=π/B, phase shift=C/B
For given equation:
y=2tan(3x-π/2)
A=2
B=3
period=π/B=π/3
C=π/2
phase shift=C/B=(π/2)/3=π/6 (to the right)