# Quadratic equations

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1.Solve by completing the square:

x2 + 4x + 2 = 0

2. Solve using the square root property:

(x + 3)2 = 36

3.Solve by factoring:

x2 - 9x = -8

https://brainmass.com/math/basic-algebra/completing-square-root-properties-117831

#### Solution Preview

1.Solve by completing the square:

x2 + 4x + 2 = 0

Solution. As x^2 + 4x + 2 = 0, we have

x^2 + 4x + 4 =2

i.e.,

...

#### Solution Summary

This provides examples of three different ways to solve quadratic equations. The square root properties are determined.

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