Math Practice Topic: Quadratic Graph Zeros
Description:
Find solution(s) to a quadratic equation, given the graph.
Adaptive Learning Progression:
The equations become harder to factor.

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Sample Levels (out of 5)

Find the zeros (roots) of the following functions. Whenever there
are multiple answers, separate them with commas. Example: 1,3
1.  y = x^{ 2}  12 x  13
x =



Find the zeros (roots) of the following functions. Whenever there
are multiple answers, separate them with commas. Example: 1,3
1.  y = x^{ 2} + 15 x + 14
x =

2.  y = ^{ }3 x^{ 2}  42 x  147
x =

3.  y = x^{ 2} + 21 x + 38
x =

4.  y =  x^{ 2}  6 x  9
x =

