Solving quadratic equations using the quadratic formula Lesson

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1

Solving quadratic equations using the quadratic formula

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If you recall . Roots or zeros are the points where the quadratic function crosses the x axis.

Let's see what you remembered? :)
When you solve quadratic equations .. you must set your quadratic equation = 0
All of your terms must be in standard form Which means in order from highest exponent to smallest exponent. ( You remember what an exponent is right ? )
For example : $4x^2+5x-2=0$ . This is in standard form.

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Multiple Choice

Is the following quadratic function in standard form ?
$4x^2-2+5x=0$

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Yes, Of course it is

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No , Definitely not

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To use the quadratic formula

1. Set your equation equal to 0

That may mean that you will have to

Solving quadratic equations using the quadratic formula

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