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Mathematics 18 Online
OpenStudy (anonymous):

What formula was -b/2a called again? And does anybody have an idea of what formulas or things you should know for Algebra 2 trig first semester final?

jimthompson5910 (jim_thompson5910):

That's the x coordinate of the vertex of the parabola.

jimthompson5910 (jim_thompson5910):

|dw:1358899619402:dw|

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