How do you factor and solve 2x² -452x-68,640=0?

1 Answer
Mar 27, 2015

Given a choice I'd probably solve first, then factor, but:

2x^2-452x-68,640=2(x^2-226x-34,320)

By considering all possibilities for factoring x^2-226x-34320)
I eventually got to (x-330)(x+104) which works. So the solutions to the equation are 330 , -104.