Agroup of 21 people need to take an
elevator to the top floor. they will go in
groups of seven. they are deciding who
will go in the first group.

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

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9