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Mathematics 16 Online
OpenStudy (anonymous):

solve the equation. solution set is...z^23z=-2

OpenStudy (anonymous):

z^2+3z=-2

OpenStudy (anonymous):

z^2+3z?

OpenStudy (anonymous):

I am not sure what to do next

OpenStudy (anonymous):

\[use this formula z={-b \pm \sqrt{b ^{2}-4ac}}/2a\]

OpenStudy (anonymous):

now here a= 1 b=3 and c=2

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