Answer: Try C
Step-by-step explanation:
Do they have a picture which comes w it
Answer: Choice D

This basically says "the nth term is found by computing math, aka evaluating some function, based on the (n-1)th term".
As an example, we could have a function that simply squares the input
Let's say we started at 5. It squares to 25 which in turns squares to 625, and so on. Each new term is based on the old term. Namely, we squared the old n-1 term to get the new nth term.
The volume of a triangular prism is equal to :
area of the base x height
the area of the base :

so the volume is

the answer is 160m^3
good luck
M = -8
-15 minus -7 equals -8