Answer:
9b^2+3b-18
Step-by-step explanation:
make a box and multiply each of the parts
Answer:
yes
Step-by-step explanation:
25x² - 40xy + 16y² can be factored as
(5x - 4y)² ← a perfect square
Answer:
16,425
Step-by-step explanation:
For future references, I'd say use a calculator for multiplication or calculate on a piece of paper. :)
It would be choice 1 since when rotated all of the points would match up.
