Math
posted by Chris .
Describe the Transformations For Each Function
a)f(x)=3sin(1/2x+pi/2)+1
b)1/3cos(2xpi)2

Math 
Steve
how about if we start by saying
y1 = 3sin((1/2)(x+pi))
and
y+2 = 1/3 cos(2(x  pi/2))
the shifts and scalings should now be clearer.
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