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How to use square roots to solve quadratic equations

Our converted equation: x 2 − 3 x + 1 = 0 {\displaystyle x^ {2}-3x+1=0} If an equation looks like this: 2 ( w 2 − 2 w) = 5 {\displaystyle 2 (w^ {2}-2w)=5} Undo the brackets to

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8.3 Solving Quadratic Equations Using Square Roots

Solve a quadratic equation using the Square Root Property. Step 1. Isolate the quadratic term and make its coefficient one. Step 2. Use Square Root Property. Step 3. Simplify the radical. Step 4.

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Clear up mathematic equations

Solving quadratics by taking square roots

In contrast, taking the square roots of expressions like or gives us nice expressions like or . Therefore, it's actually helpful in quadratic equations to keep things factored, because this