Review: Zero and Negative Exponent

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Review Zero and Negative Exponent

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ExponentialEquations
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• An exponential equation is an equation in which a
  variable occurs in an exponent.
• Solving Exponential Equation
• If bgt0 and b ? 1, and bx by, then x y
• Equations involving exponents can be solved in
  various ways and are illustrated in the
• following discussions.
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Examples

• 1) x 34
• 3333 Expanded form
  81
• 2x 8
• 2x 23
• x 3

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Examples

• 4x2 64 4. x4 625
• 4x2 43 x4 54
• x 2 3 x 5
• x 3 2
• x 1

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Examples

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Board Drill

• 5x 125

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Board Drill

• 2x 64

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Board Drill

• 3 x5 27

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Board Drill

• 4 x 8 64

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Board Drill

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Board Drill

• 22x5 64

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Board Drill

• 5x-2 42 109

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Seatwork

• Solve for x
• 6x 36
• 10x 1000
• 2x-1 8
• 3x5 81
• 4x3 256

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Homework

• Review for a summative test on Tuesday.
• Laws of Exponents
• Zero and Negative Exponents
• Simplifying Exponential Expressions
• Solving Exponential Equations