Solve by Riemann Sums using n partitions: jox+4) 1. -4)dx 2. $|x-2/dx 3. Find the area between f(x) = sinx, x-axis, x = 0, and x = , with 4 subintervals using a Midpoint Sum. 4. Write the limit of the Riemann Sum as its corresponding definite integral. [(-+4) ]; n a. 5i 5 lim * [(1+) - 4] / -4 11-00 n i=1 b. lim 8416 i=1 c. lim 11-700 4i [(4) - ]; n n i=1 5. The graph of f consists of line segments and a semicircle. Evaluate each definite integral. S(x)dx a. b. f(x)dx C. = f(x)dx d. 0 [f(x) dx e. [1/(x) dx f. [(f(x) + 2)dx -5 -4 3- 2- 1 JA -1 0 3 4 5 6 -1 -3- 6. Part e above gives a way to find the total area between the x-axis and the function between x = - 4 and x = 6. Without using absolute value signs, write an expression that can be used to find the total area between the x-axis and the function between x = - 4 and x = 6.