the following are ages in years of members in a group: 8,11,8,19,6,7,3x,11,11. If the mean age is 9, find x

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

Acylinder has volume 45π and radius 3. what is it’s height?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11