SOLUTION: Factor 2x squared -1x-1

Algebra ->  Test -> SOLUTION: Factor 2x squared -1x-1      Log On


   

Question 714272: Factor 2x squared -1x-1
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
Factor 2x squared -1x-1
.
2x%5E2+-+x+-+1
we can rewrite the middle term as:
2x%5E2+-2x%2Bx+-+1
grouping:
%282x%5E2-2x%29%2B+%28x-1%29
2x%28x-1%29%2B+%28x-1%29
%28x-1%29%282x%2B1%29