Question

find (4a+3b)² - (4a-3b)²​

Answer 1

Answer:

(4a+3b)^2-(4a-3b)^2

={(4a+3b)+(4a-3b)}{(4a+3b)-(4a-3b)}

=(4a+3b+4a-3b)(4a+3b-4a+3b)

=8a*6b

=48ab

Answer 2

Step-by-step explanation:

16a^2+9b^2+24ab - 16a^2-9b^2+24ab

=48ab