393,720 views
20 votes
20 votes
The height a fifteen foot ladder can reach up the side of a building if the ladder’s base is b feet from the building is the square root of the binomial B^2 - 225. Factor the binomial.

The height a fifteen foot ladder can reach up the side of a building if the ladder-example-1
User Donkey Shame
by
2.6k points

1 Answer

12 votes
12 votes

B^2 - 225 = (b - 15)(b + 15)