Integrated Algebra 1

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Integrated Algebra 1

• 2.13 Using Square Roots to Solve Quadratic
  Equations

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Square Root

• This is a square root symbol. The number or
  expression inside the radical symbol is the
  Radicand.

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Solve the Quadratic Equation

• 1. x2 7 9

2. x2 6 42
3. x2 13 5
4. x2 10 8
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Taking the Square Root of a Fraction

• 1. 9m2 169

2. 4x2 25
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Approximate the Solution of a Quadratic Equation
( Use a Calculator)

• 1. 4x2 7 9

2. 2x2 5 15
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Solve a Quadratic Equation

• 1. (x-1)2 4

2. 2(x 4)2 18
3. (x 3)2 40
4. 4(x 5)2 32
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Homework

• p.121 1-21 odd (SHOW ALL WORK!!)