Solving Quadratic Equations Square Root Graphing

What are the solutions of this quadratic equation?

• x = 49

• x = 11

• x = -3

• x = 3

• x = -11

Tags

CCSS.HSA-REI.B.4B

Find the zeros of this quadratic equation

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Tags

CCSS.HSA-REI.B.4B

Solve this quadratic equation

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Tags

CCSS.HSA-REI.B.4B

How do we undo something that is squared?

• Multiplication

• Square it

• Take the square root

• Division

Tags

CCSS.HSA-REI.B.4B

What is the difference between a root and a square root?

• A root is half of a square root

• A root is a solution and square root undoes a square

• A root undoes a square and a square root is solution

• They are the same thing

Tags

CCSS.8.EE.A.2

What are the roots of this Quadratic Equation?

• x = 6

• x = 4

• x = - 4

• x = -6

Tags

CCSS.HSA-REI.B.4B

What is the first step for finding the roots of the quadratic equation?

• subtract 3 to both sides

• add 3 to both sides

• take the square root of both sides

• divide by 2

Tags

CCSS.HSA-REI.B.4B

What are the roots of this quadratic equation?

• x = - 6

  x = 2

• x = 2,

  x = - 4

• x = -2,

  x = 4

• x = -2,

  x = 6

Tags

CCSS.HSA-REI.B.4B

For this quadratic equation, we said that there are NO REAL SOLUTIONS. Why did we say that?

• Because 3 goes into 9, so those cancel out

• Because we cannot take the square root of a negative number

• Because a has to be equal to 1

• Because there is no c value

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What is this symbol called?

• Square Root

• Root

• Square

• Factor

Tags

CCSS.8.EE.A.2