Ask
your own question, for FREE!
Mathematics
21 Online
OpenStudy (anonymous):
Simplify. (2a – 5)2 A. 42a – 7 + 16 B. 4a2 – 25 C. 4a2– 20a + 10 D. 4a2 – 20a + 25
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
@mathstudent55
OpenStudy (anonymous):
are the parentheses squared or just multiplied by 2?
OpenStudy (anonymous):
Theyre squared
OpenStudy (anonymous):
Answer is D (2a-5)(2a-5) 4a^2-10a-10a+25 simplified is 4a^2-20a+25
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
kippppp:
does anyone have any good tips for writing stories? i'm trying to write a dnd campaign but i'm not that great of a writer yet.
GRIZZLEY19:
Y'all let me know what y'all think about this beat I made I took me like a hour maybe rate it 0/10 https://drive.
Ultrilliam:
Welcome to the 10th Anniversary Update! (Part 2) Sorry this one passed the date a
Twaylor:
was walking downtown and my adhd brain wanted to make some (rock?) lyrics: There'
AndreW2002:
There is an error when sending GIFs, is this known or is this a level requirement
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
kippppp:
does anyone have any good tips for writing stories? i'm trying to write a dnd campaign but i'm not that great of a writer yet.
49 minutes ago
5 Replies
0 Medals
GRIZZLEY19:
Y'all let me know what y'all think about this beat I made I took me like a hour maybe rate it 0/10 https://drive.
14 hours ago
0 Replies
0 Medals
Ultrilliam:
Welcome to the 10th Anniversary Update! (Part 2) Sorry this one passed the date a
17 minutes ago
14 Replies
4 Medals
Twaylor:
was walking downtown and my adhd brain wanted to make some (rock?) lyrics: There'
48 minutes ago
5 Replies
0 Medals
AndreW2002:
There is an error when sending GIFs, is this known or is this a level requirement
1 day ago
10 Replies
0 Medals
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
37 minutes ago
10 Replies
1 Medal
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
1 day ago
10 Replies
2 Medals
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
3 days ago
6 Replies
1 Medal
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
5 days ago
0 Replies
0 Medals
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
4 days ago
2 Replies
1 Medal