Below is a function in quadratic form:

Figure 1. |
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Quadratic Equation |
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In a Quadratic Equation, the value of the function is 0. For example: |

Roots |
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The solutions of a quadratic equation are called roots. |

The solutions of a quadratic equation are called roots. Roots for a quadratic equation can be found by locating the x-intercepts of the related quadratic function.

Figure 2. |
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Here, we've selected a series of points to plot the quadratic equation. Next, we fit the curve to find where it crosses the x-intercept.

Figure 3. |
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Our roots are at -4.83 and 0.83. We can check these in our original equation:

Figure 4. |
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