SOLUTION: 2x^2-1 divided by x^2 were x is equal to 2 how would i work the question? I tried working it out and thought the answer was 15/3 but the book says not. Please help

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: 2x^2-1 divided by x^2 were x is equal to 2 how would i work the question? I tried working it out and thought the answer was 15/3 but the book says not. Please help      Log On


   

Question 670279: 2x^2-1 divided by x^2 were x is equal to 2 how would i work the question?
I tried working it out and thought the answer was 15/3 but the book says not. Please help
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+%28%28+2x%5E2+-+1+%29%29+%2F+x%5E2+ and +x+=+2+
+%28%28+2%2A2%5E2+-+1+%29%29+%2F+2%5E2+
+%28%28+8+-+1+%29%29+%2F+4+
+7%2F4+
Is this the answer in the book?