anonymous
  • 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?
Mathematics
schrodinger
  • schrodinger
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jim_thompson5910
  • jim_thompson5910
That's the x coordinate of the vertex of the parabola.
jim_thompson5910
  • jim_thompson5910
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anonymous
  • anonymous
Isnt there a specific name for it?

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jim_thompson5910
  • jim_thompson5910
|dw:1358899644529:dw|
jim_thompson5910
  • jim_thompson5910
|dw:1358899664360:dw|
jim_thompson5910
  • jim_thompson5910
since the parabola can reflect over that line and match up with itself
anonymous
  • anonymous
I know what it does. Im just curious if there is a name for it.
jim_thompson5910
  • jim_thompson5910
i just told you lol
jim_thompson5910
  • jim_thompson5910
-b/2a gives you the axis of symmetry
anonymous
  • anonymous
k

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