Evaluate the function f at the indicated values. 5x - 4 f ( ) = 3x + 4 a. f (-4) = b. f(3) = c. f(-a) = answer (Your answer should be in terms of a.) d. - f(a) = (Your answer should be in terms of a.) e. f( a t h) = (Your answer should be in terms of a and h.)