SOLUTION: f(x)=1/((x-4)(√(x+2))) g(x)=√(20-x) find domain of fog

Algebra.Com
Question 341272: f(x)=1/((x-4)(√(x+2)))
g(x)=√(20-x)
find domain of fog

Answer by edjones(8007)   (Show Source): You can put this solution on YOUR website!


f(g(x))=1/((sqrt(20-x)-4)(sqrt(sqrt(20-x)+2)))
.
Ed

RELATED QUESTIONS

Find domain of... (answered by harpazo)
Find the domain of the composite function fog. f(x)=x²+8;g(x)=√x-1... (answered by ewatrrr)
Find (fog)(x), where f(x)=√x and... (answered by jim_thompson5910)
Let f(x)=√(x+3 (sqrt(x+3) )and g (x)=x^2 )-1.Find fog and... (answered by Fombitz)
Find the domain of : a) f(x)= √3e(^x) - 2 b) g(x)= e^(x-2/x+1) c) h(x)=... (answered by stanbon)
Consider the following functions. f(x) = √(81 − x^2), g(x) = √(x^2... (answered by harpazo)
1. Determine the domain and range for f(x)=3+√(x-5). 2. Given that... (answered by Edwin McCravy)
f(x)= 1/x-1; g(x)= √x find f(g(g)) and g(f(g)). State the... (answered by stanbon)
Find the domain of each of the functions:- f(x)=√(-x) g(t)=√(2-cost) (answered by Fombitz)