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Mathematics 10 Online
OpenStudy (anonymous):

1. Solve x2 + 4x + 8 = 0 2. Solve x2 - 7x = -13 3. Solve -2x2 +3x - 9 = 0 4. Solve 3x2 = -12x - 15 5. Solve -3x2 + 30x - 90 = 0

OpenStudy (anonymous):

use the quadratic formula \[x=\frac{ -b \pm \sqrt{b^2-4ac} }{ 2a }\]

OpenStudy (anonymous):

yeah I know....its just for extra credit :P

OpenStudy (anonymous):

are you a guy??

OpenStudy (anonymous):

No, why?

OpenStudy (anonymous):

okay ahaha jw

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