SOLUTION: Solve quadratic equation by factoring. 2y2 – 3y – 2 = 0

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Solve quadratic equation by factoring. 2y2 – 3y – 2 = 0       Log On


   

Question 40337: Solve quadratic equation by factoring.
2y2 – 3y – 2 = 0
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Solve by factoring:
2y%5E2-3y-2+=+0 Factor.
%282y%2B1%29%28y-2%29+=+0 Apply the zero products principle.
2y%2B1+=+0 and/or y-2+=+0
If 2y%2B1+=+0 then 2y+=+-1 and y+=+-1%2F2
If y-2+=+0 then y+=+2
The roots are:
y+=+-1%2F2
y+=+2