Notice: Payments for answers will end 4/10/2017. Click for more info.
You have new items in your feed. Click to view.
Question and answer
Q: Solve for y: y^2-9=0
A: y^2 - 9 = 0 (y - 3)(y + 3) = 0; y - 3 = 0; y = 3; y + 3 = 0; y = -3; y = {3, -3}
Get an answer
Original conversation
User: Solve for y: y^2-9=0

Weegy: y = (0)2 - 9(0) + 18 =18. So (0, 18) is the y-intercept. S
Expert answered|rutie|Points 45|

Question
Asked 12/15/2010 10:18:20 AM
Updated 9/12/2014 8:19:17 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by alfred123 [9/12/2014 8:19:11 PM]
New answers
Rating
3
y^2 - 9 = 0

(y - 3)(y + 3) = 0;

y - 3 = 0;
y = 3;

y + 3 = 0;
y = -3;

y = {3, -3}
Added 9/12/2014 8:19:17 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [9/13/2014 1:23:01 AM]
Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
26,992,018 questions answered
*
Get answers from Weegy and a team of really smart lives experts.
S
L
Points 227 [Total 245] Ratings 0 Comments 157 Invitations 7 Online
S
L
Points 130 [Total 130] Ratings 0 Comments 130 Invitations 0 Offline
S
L
R
Points 105 [Total 256] Ratings 1 Comments 5 Invitations 9 Offline
S
R
L
R
P
R
P
R
Points 66 [Total 734] Ratings 0 Comments 6 Invitations 6 Offline
S
1
L
L
P
R
P
L
P
P
R
P
R
P
R
P
P
Points 59 [Total 13326] Ratings 0 Comments 59 Invitations 0 Offline
S
L
1
R
Points 31 [Total 1447] Ratings 2 Comments 11 Invitations 0 Offline
S
Points 20 [Total 20] Ratings 1 Comments 0 Invitations 1 Offline
S
L
Points 10 [Total 187] Ratings 0 Comments 0 Invitations 1 Offline
S
Points 10 [Total 13] Ratings 0 Comments 10 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 0 Comments 0 Invitations 1 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.