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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}
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

Question
Updated 9/12/2014 8:19:17 PM
This conversation has been flagged as incorrect.
Flagged by alfred123 [9/12/2014 8:19:11 PM]
Rating
3
y^2 - 9 = 0

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

y - 3 = 0;
y = 3;

y + 3 = 0;
y = -3;

y = {3, -3}
Confirmed by jeifunk [9/13/2014 1:23:01 AM]

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