1 For h (x) = =x + 4 evaluate the Riemann sums. Enter the exact answers. (a) >h(x;) Ax where Ax = 2, x0 = 2 1=0 4 _h ( x; ) Ax = 55 1=0 (b) >h (x;) Ax where Ax = 3, x0 = 0 i=2 h (x; ) Ax = 132.75 (c) >h(x;) Ax where Ax = 2, X0 = 1 1= 4 7 En ( x; ) Ax = i=4