Question

solve this question m^2 - 4​

Answer 1

Step-by-step explanation:

$x ^ { 2 } -4$

$Rewrite m^{2}-4 as m^{2}-2^{2}. The difference of squares can be factored using the rule: a^{2}-b^{2}=\left(a-b\right)\left(a+b\right).$

$\left(m- 2\right)\left(m+2\right)$