Answer:
a^2+2ab+b^2
Step-by-step explanation:
FOIL method is First variables Outer variables Inner variables Last variables
(a+b)^2 rewritten is (a+b)(a+b)
F - a*a
O - a*b
I - a*b
L - b*b
a*a+a*b+a*b+b*b
simplify
35 : w = 1 : 2
obviously w = 70
Hopefully this helps you :)
Have a nice day.
apokibunnyavatar
thanks?
