O 0/1 points | Previous Answers OSPreCalc1 4.1.020. Find the formula for an exponential function that passes through the two points given. (x,y)-(-1) and (x, y) (3,72) x)-4.5(4)*x My Notes Ask Your Teacher To determine the exponential function that passes through two given points, find the values of a and b in the exponential function f(x) ab. Substitute (x, y) and (x2, y2) into the equation yab and solve the resulting system of equations for a and b. Will the method of substitution or elimination be the better choice for solving this system of equations? Additional Materials eBook Submit Answer Save Progress Practice Another Version