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March 28, 2015

Homework Help: precalculus check immediately

Posted by fatima on Monday, September 24, 2012 at 3:57am.

suppoe f is a function with domain [1,3]and range[2,5]?
define functions g and h by g(x)=3f(x)and h(x)=f(4x)
what is domain and range of g
what is domain and range of h
I solved it and got it like this
domainof g=[1,3]and range of g=[3,9]
Domain of h=[4,12] and range of h=[2,5]
Is it correct

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