SOLUTION: Factor each four term polynomial by grouping. 12x^2y – 42x^2 – 4y + 14. I can't get to the final answer which is 2(2y-7)(3x^2-1).

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor each four term polynomial by grouping. 12x^2y – 42x^2 – 4y + 14. I can't get to the final answer which is 2(2y-7)(3x^2-1).      Log On


   

Question 806086: Factor each four term polynomial by grouping. 12x^2y – 42x^2 – 4y + 14. I can't get to the final answer which is 2(2y-7)(3x^2-1).
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
12x^2y – 42x^2 – 4y + 14

6x^2(2y – 7)–2(2y -7)

%286x%5E2-2%29%282y-7%29
2%2A%283x%5E2-1%29%282y-7%29