Let f(x)= (3x-7) / (x+1)
Find the domain of f. Give your answer using interval notation.
Note: The numerator is (3x-7) and the denominator is (x+1)
Thanks in advance.
Every x is in the domain except the x that make the denominator = 0
This is -1
So
Domain is
-inf < x < -1 U -1 < x < inf
+130 
