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Name _____________________________

Date ___________________

Quadratic Equations
(Answer ID # 0396477)
State the direction of opening for the graph of each equation.

1.   y   =   3x2  -  2x  -  5	2.   y   =   -x2  +  7x  +  11	3.   y   =   -3x2  -  3x  +  1
4.   y   =   -3 5 x2  +  4 1 5 x  -  3	5.   y   =   -5x2  +  10x  +  11	6.   y   =   4x2  +  5x  -  3 1 2
7.   y   =   2x2  -  4x  -  11	8.   y   =   x2  +  12x  +  9	9.   y   =   6x2  -  2x  -  8
10.   y   =   -8x2  +  3x  +  5	11.   y   =   12x2  -  9x  -  7	12.   y   =   1 2 x2  -  5 1 2 x  +  5 1 2
13.   y   =   -24x2  +  54x  -  18	14.   y   =   -2 1 3 x2  +  28x  -  9 1 3	15.   y   =   18x2  +  24x  -  12

 

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