Given two terms in a geometric sequence find the common ratio, the 8th term, and the explicit formula.
1) a2 = 15 and a6 = 9375

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.