Width = (b - a)/n = (8 - 0)/4 = 2 2(f(0) + f(2) + f(4) + f(6)) 2(-1 - 2.5 - 1.5 - 0.5) 2(-5.5) -11 is my answer c, -11? the question says four subintervals, so i used f(0), f(2), f(4), and f(6). i want to make sure that i am not supposed to be using f(8), because f(8) would give me a final answer of d. -13.5

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Enter the missing numbers in the boxes to complete the table of equivalent ratios.time (min) distance (km)? 36 9? 1512 ?