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December 21, 2014

December 21, 2014

Posted by **AwesomeGuy** on Thursday, March 7, 2013 at 12:25am.

y= x²+14x+50

- Pre-Calculus -
**Steve**, Thursday, March 7, 2013 at 11:19amy = (x+7)^2 + 1

x+7 = ±√(y-1)

x = -7 ± √(y-1)

As you can see from the ±, there is no one inverse. You have to pick which branch of the parabola you want to use.

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