The coach has 4 positions to fill on her softball team. There are 11 girls who are interested in being on the team.
How many combinations of the four positions can she
choose for her team?
OA) 340
OB) 330
OC) 44
OD) 15

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Plz hurry evaluate the expression a+b where a=8 and b=19