Pre-cal question about my homework

[From: ] [author: ] [Date: 11-12-09] [Hit: ]

.shift comes about with sin ( ax + b ) ,......

Pre-cal question about my homework?
f(x)=2sin(1/2)x+5
What is the phase shift?

there is none....shift comes about with sin ( ax + b ) , shift of " - b / a "

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