Question

f f (x) = StartFraction x minus 3 Over x EndFraction and g(x) = 5x – 4, what is the domain of (f circle g) (x)?

Answer 1

f(g(x))=5-(7/x)

Explanation:

f(x)=(x-3)/x

g(x)=5x-4

f(g(x))=((5x-4)-3)/x

f(g(x))=(5x-7)/x

f(g(x))=(5x/x)-7/x

f(g(x))=5-(7/x)