HELP PLS In an exponential function, what does the ‘a’ represent?

y=a(b)*

A)Slope
B)y-intercept
C)Rate of Change
D)Common Ratio

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]