Question

Factor completely. 3w^2 + 5x^2 - 6y^2 + 2z^2 + 7a^2 - 9b^2

Answer 1

Would you check this problem to see if it is written correctly? Thanks.

Answer 2

Yeap thats exactly how its wirtten in my book

Answer 3

I don't see much to factor. Here's the best I can do:

7a^2 + 3w^2 + 5x^2 + 2z^2 - 3(3b^2 + 2y^2)