# How do you factor the expression #-v²+2v-1#?

##### 1 Answer

Apr 12, 2018

#### Explanation:

1) First, factor out a -1. (Keep in mind this will change all signs in the equation, not just the first one.)

2) To get a negative number in the center, and a positive on the outer, you'll need two negative numbers. The only way to get -2 from from +1 is -1x-1.

3) Simplified as

4) There is no = so it cannot be solved farther.