Identify the 8th term of the geometric sequence in which a3 = 16 and a6 = −128.
a)−512
b)1024
c)512
d)−512 or 512

Which of these choices show a pair of equivalent expressions?

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.

Out of five men and five women, we form a committee consisting of four different people. assuming that each committee of size four is equally likely, find the probabilities of the following events: 1. the committee consists of two men and two women 2. the committee has more women than men. 3. the committee has at least one man. for the remainder of the problem assume that alice and bob are among the ten people being considered. 4. both alice and bob are members of the committee.