8. given f(x) = 3x / x-2 and g(x) = 2x-1 / x-2, what value of x will make the product of f(x) and g(x) undefined?
a. 0
b. -2
c. 2
d. 1/2

9. when f(x) = 5x+2 / x-1 and g(x) = 5x+4 / x-1, which of the expressions below can be equated to f(x) / g(x)
a. 5x+4 / 5x-2
b. 5x-2 / 5x+4
c. 1/2
d. 1 / 5x+4

10. what values of x will make f(x) = g(x), where f(x) = x^2 and g(x) = x+6
a. 2;-3
b. 4;10
c. 3;-2
d. 9;8​