Solving Equation Using Quadratic Formula

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CCSS.HSA-REI.B.4B

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CCSS.HSA-REI.B.4B

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CCSS.HSA-REI.B.4B

There are 4 different methods to solve Quadratic Equation. Give 1.

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CCSS.HSA-REI.B.4B

There are 4 steps in solving quadratic equation using quadratic formula. What is the 2nd step?

• Simplify

• Substitute the value of a, b, and c.

• Identify the value of a, b, and c.

• Rearrange the equation (Standard Form)

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CCSS.HSA-REI.B.4B

Complete the lyrics. "X EQUALS _________ B PLUS OR MINUS SQUARE ROOT OF B SQUARE MINUS 4 A C ALL OVER 2 A."

• POSITIVE

• NEGATIVE

• FOUR

• TWO

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CCSS.HSA-REI.B.4B

For you, what is the easiest method to solve quadratic equation?

• Factoring

• Completing the Square

• Extracting Square Roots

• Quadratic Formula

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CCSS.HSA-REI.B.4B

Solve using the quadratic formula:

x^2 - 7x + 12 = 0

• x = 3, x = 4

• x = 3, x = -4

• x = -3, x = -4

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CCSS.HSA-REI.B.4B

The first step in solving quadratic equation by using the quadratic formula is __________.

• Express the given quadratic equation to its standard form.

• Identify the value of a, b, and c

• Use the quadratic formula

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CCSS.HSA-REI.B.4B

Which of the following is the correct quadratic formula?

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CCSS.HSA-REI.B.4B