Question

If f(x)=x sqrt -25 and g(x)=x-5, what is the domain of (f/g)(x)?

Answer 1

R-{5}

Explanation:

f(x)=x²-25=(x-5)(x+5)

g(x)=x-5

(f/g)(x)=(x-5)(x+5)/(x-5)=x+5; for x≠5

D=R-{5}