Answer:
use Socratic
Step-by-step explanation:
it's a app
Since 16 and 25 are perfect squares you can factor the first part.
4^2-5^2(b+3)^2
=(4-5(b+3))(4+5(b+3))
=(4-5b-15)(4+5b+15)
=(-11-5b)(19+5b)
Which can be expanded if necessary,
= -209+150b-25b^2
Answer:
ok lol
Step-by-step explanation:
=-30
-2*-3=6
-1*5=-5
6 x -5=-30
Answer:
what is the question?
Step-by-step explanation:
