SOLUTION: My question is not just a function it is one that is (f of g)(x) where f(x)= 2/x-8 and g(x)= 7/4x. I thought you put g(x) in for f(x) but how does that work with this problem? Th

Question 116512: My question is not just a function it is one that is (f of g)(x)
where f(x)= 2/x-8 and g(x)= 7/4x. I thought you put g(x) in for f(x) but how does that work with this problem? This is from a past test of mine that might be on my final. Thank you so much for your help!
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The notation should be . Notice that the replaces the in , which is what you do with the two function definitions.

and

Of course, now you have to do some simplification

Super-Double-Plus Extra Credit: The domain of is all reals , and the domain of is all reals . What is the domain of ?

RELATED QUESTIONS
Given h(x) = cos sqrt(3x^2-7), determine f(x) and g(x) in two different ways, such that... (answered by greenestamps)

please solve and show work also : thank you!! f(x) = -4x+2 g(x) = 6x2 + 4x -5... (answered by Nate)

What is the solution of function g^2,g^3,g^4,g^5,g^6 and g^30? The question give :... (answered by Alan3354)

This question stumps me. The way I solved it was using the foil method but I didn't get... (answered by greenestamps)

I kind of understand how functions work but this is just confusing and I dont understand... (answered by Jk22)

Let g and f be two functions defined by g(x)=(-5+x)(2+x) f(x)=2-9x for any real... (answered by ReadingBoosters)

Hi, my name is michelle. im working on a midterm review that i have tomorrow at 12. im... (answered by ad_alta)

values of two functions (f) and (g) are listed below find the composite (f little circle... (answered by stanbon)

3.14 Given that f(x)=2x+7 and g(x)=5x^2, find f+g, f-g, fg, and f/g. Determine the... (answered by nerdybill)