Question

Factor and simplify m^2-7mn+12n^2

Answer 1

Well first things first, that's factoring the problem.. So factor the quadratic which is..

\[m^2-7mn+12n^2\]

The factors of 12 that sum to -7 are -3 and -4. So, \[m^2-7mn+12n^2 = (m-3n)(m-4n)\]

Answer 2

Oh thankyou!!! you used trial and error?

Answer 3

In a way, yeah. ;o lol. You can simplify from that though, correct?

Answer 4

yup! thankyou :D

Answer 5

Not a problem, glad to help you again @XxSecnirpxX :) Haha.