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#1 2006-10-23 18:22:55
- dericteong
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- Registered: 2006-10-16
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Functions 1
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#2 2006-10-23 20:12:48
- luca-deltodesco
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- Registered: 2006-05-05
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Re: Functions 1
a = 1, h = -1, k = -2
the vertex is then the minimum point since a>0, this occurse when (x+1)^2 is at 0, i.e. x +1 = 0, x = -1
so the vertex is at (-1,-2), the symmetric axis would be x = -1, and the y intercept if it means y intercept with symmetric axis, its -2.
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#3 2006-10-23 20:21:15
- MathsIsFun
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Re: Functions 1
Also see Completing the Square
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