Almost, needs to be in the numerator and you need to get rid of in the numerator since it can cancel along with y. will remain in the denominator
out of interest is this to do with physics? tips me off
Yes, its to do with momentum Momentum - Wikipedia, the free encyclopedia
Your answer is right but still don't know how to get that. Those are not xs but times. Sorry can't use Latex.
Yes, it's to do with momentum Momentum - Wikipedia, the free encyclopedia
Your answer is right but still don't know how to get that. Those are not xs but times. Sorry can't use Latex.