Answer:
Ok:
Step-by-step explanation:
So, you would have:
[tex]m^2+12=48[/tex]
or
[tex]m^2+12-48=0[/tex]
or
[tex]m^2-36=0[/tex]
You know that [tex]a^2-b^2 = (a+b)(a-b)[/tex]
so you get the factorized form of
[tex](m+6)(m-6)=0[/tex].
Giving us two solutions of m=6 or -6.
