9students volunteer for a committee. how many different 2-person committees can be chosen?

72

36

362,880

1

Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is d if c c' = 12 and d' = 0.50? a) 3 b) 6 c) 12 d) 24

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?