Which function grows at the fastest rate for increasing values of x? h(x)=2x f(x)=4x2+9x g(x)=18x the graph shows a system consisting of a linear equation and a quadratic equation. what is the solution to the system? (3, 4) and (5, 12) (3, 4) (5, 12) 4 and 12 3 and 5 the graph shows a system consisting of a linear equation and a quadratic equation. what is the solution to the system? a. (3, 4) and (5, 12) b. (3, 4) c. (5, 12) d. 4 and 12 e. 3 and 5