I need the work and the answers Multiply the polinomios
5) (2x - 2)(2k - 3)

6) (31 + 2)(n + 2)

7) (b + 3)(6 - 3)

8) (8 + 8r)

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

With alll of except for the 2 that i did already