Represent the geometric series using the explicit formula. 3, −6, 12, −24, …

f(n) = 3 ⋅ (2)(n−1)
f(n) = 3 ⋅ (−2)(n−1)
f(n) = f(n − 1) ⋅ (2)
f(n) = f(n − 1) ⋅ (−2)

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.

What is the volume of a cardboard box that measures 1 inch by 5 inches by 7 inches? the volume of the cardboard is cubic inches. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to the nearest tenth, like this: 42.5