15. n. F(n)

2. 5

7. 15625

9. 390625

Explicit:
Recursive:

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x