Question

Plssss show steps for this question.

Preparing fr a huge exam

Thnxxxxx

Answer 1

Step-by-step explanation:

is your formula of your question do with this formula

Answer 2

$\bf \large ( {a}^{2} + {36b}^{2} )^{2} - {169a}^{2} {b}^{2}$

By using the identity, a² - b² = (a - b)(a + b),

$= > \sf ( {a}^{2} + {36b}^{2} - {169a}^{2} {b}^{2} )({a}^{2} + {36b}^{2} + {169a}^{2} {b}^{2})$