Question 459033
Y=3cos(x+π/12)
This is the standard form of the cosine function:
y=ACos(Bx-C), With A=amplitude, Period=2π/B, Phase shift=C/B
For given cos function:  y=3cos(x+π/12)
Amplitude=3
B=1
Period=2π/B=2π
Phase shift=C/B=π/12