Ask
your own question, for FREE!
Mathematics
7 Online
(2x+y)^2 How do you solve this?
Still Need Help?
Join the QuestionCove community and study together with friends!
\(\bf (2x+y)^2\implies (2x+y)(2x+y)\) FOIL
\[(2x+y)^{2} = 4x ^{2}+y ^{2} + 4xy\]
\[(a+b)^{2}= a ^{2}+b ^{2}+2ab\]
(2x + y)^2 = (2x + y)(2x + y) = 4x^2 + 2xy + 2xy + y^2 (combine like terms) 4x^2 + 4xy + y^2
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
DoltonCarlee:
So like do y'all know anything about the first world war?
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
2 hours ago
1 Reply
0 Medals
9 hours ago
10 Replies
2 Medals
2 days ago
6 Replies
1 Medal
3 days ago
0 Replies
0 Medals
3 days ago
2 Replies
1 Medal
2 days ago
2 Replies
0 Medals
2 days ago
5 Replies
2 Medals