Help i only have ten points left i will give brainiest

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

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x