SOLUTION: What is the transformational form of y= -1/3x^2+3x-1 ? I got -3(y+23/4) =(x+9/2)^2 It was marked wrong :(

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Question 118443: What is the transformational form of y= -1/3x^2+3x-1 ?
I got -3(y+23/4) =(x+9/2)^2 It was marked wrong :(

Answer by MathLover1(20849)   (Show Source): You can put this solution on YOUR website!
given:

Find: Transformational Form


Since Standard Form is:

Where ( and ) are vertex coordinates, we will find vertex first:


Solved by pluggable solver: Completing the Square to Get a Quadratic into Vertex Form

Error: the leading coefficient "a" cannot be equal to zero.




Transformational Form ,

Since
}

then



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