Find an explicit rule for the nth term of a geometric sequence where the second and fifth terms are -6 and 162, respectively. a; an = 2 • 3n - 1 b; an = 2 • (-3)n - 1 c; an = 2 • 3n d; an = 2 • (-3)n + 1

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane