What is the y-intercept of the following function: f(x) = X + 48 (x + 2) (x - 3)The horizontal asymptote of the following function is y = a. 1x + 6 f(x) = x2 + 2x - 8 What is value of a?The horizontal asymptote of the following function is y = a. f(x) = 4x2 + 6x 2x2 + X - 8 What is value of a?The vertical asymptotes for the following function are x = a, b f ( x ) = (X +3 (X + 8)(x - 2) What is the sum of a and b?The horizontal asymptote of the following function is y = a. f (x) = 1x2 + 6 x2 + 4x - 8 What is value of a