Ask
your own question, for FREE!
Mathematics
12 Online
Find the product. (9z + 11)^2 a. 81z^2 + 198z + 121 b. 9z^2 + 198z + 121 c. 81z^2 + 121 d. 9z^2 + 121
Still Need Help?
Join the QuestionCove community and study together with friends!
a
(9z + 11)^2 (9z + 11)(9z + 11) 9z(9z + 11)+11(9z + 11) From here, distribute and simplify
(a + b)^2 = a^2 + 2ab + b^2 Put a =9z and b =11 What do you get?
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
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)=
1 hour 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