What is the domain of f * g if f(x)= sqrt of x and g(x) = 3x-2 Please explain and/or show work?

2015-11-02 2:30 pm

回答 (1)

2015-11-03 1:00 pm
✔ 最佳答案
f(x) = √x
g(x) = 3x - 2
f。g = f ( g(x) ) = f ( 3x - 2 ) = √( 3x - 2 )

3x - 2 ≧ 0
3x ≧ 2
x ≧ 2/3 ..... Ans


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