SOLUTION: I have to completely factor this problem 2a^2-72b^4 and I came up with -2(a-6b^2)(a+6b^2)as my answer. Is this correct?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I have to completely factor this problem 2a^2-72b^4 and I came up with -2(a-6b^2)(a+6b^2)as my answer. Is this correct?      Log On


   

Question 111929: I have to completely factor this problem 2a^2-72b^4 and I came up with -2(a-6b^2)(a+6b^2)as my answer. Is this correct?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You are really close. However it should be 2%28a-6b%5E2%29%28a%2B6b%5E2%29 and not -2%28a-6b%5E2%29%28a%2B6b%5E2%29 (notice the correct solution does not have a negative in front)