Question

write the expression in factored form 49m^2 - n^2

Answer 1

Heya!!!

Solution:

$49 {m}^{2} - {n}^{2}$
${(7m)}^{2} - {n}^{2}$
Using formula,
a^2-b^2=(a+b)(a-b)

$(7m + n)(7m - n)$
This is the required answer.

Hope it helps *_*