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Reading Powers

Power. Repeated Multiplication. Description in Words. 4 4. 9 9 9. y y y y y. EXAMPLE 1. Reading Powers. 4 2. 4 to the second power , or 4 squared. 9 3. 9 to the third power , or 9 cubed. y 5. y to the fifth power. = 5 5 5. EXAMPLE 2. Evaluating a Power.

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Reading Powers

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  1. Power Repeated Multiplication Description in Words 4 4 9 9 9 y y y y y EXAMPLE 1 Reading Powers 42 4to the second power, or4squared 93 9to the third power, or9cubed y5 y to the fifth power

  2. = 5 5 5 EXAMPLE 2 Evaluating a Power Evaluate five cubed. 53 Write 5 as a factor 3 times. = 125 Multiply.

  3. 1. = 7 7 7 7 7 7 76 2. 10 10 10 10 104 = 3. ww w2 = for Examples 1 and 2 GUIDED PRACTICE Write the product as a power.

  4. 4. 63 63 = 6 6 6 EXAMPLE 2 for Examples 1 and 2 GUIDED PRACTICE Describe the power in words and then evaluate. Six cubed. Write 6 as a factor 3 times. = 216 Multiply.

  5. 5. 25 25 = 2 2 2 2 2 EXAMPLE 2 for Examples 1 and 2 GUIDED PRACTICE Describe the power in words and then evaluate. Two to the fifth power Write 2 as a factor 5 times. = 32 Multiply.

  6. 6. 132 132 = 13 13 EXAMPLE 2 for Examples 1 and 2 GUIDED PRACTICE Describe the power in words and then evaluate. Thirteen squared. Write 13 as a factor 2 times. = 169 Multiply.

  7. 31 31 7. EXAMPLE 2 for Examples 1 and 2 GUIDED PRACTICE Describe the power in words and then evaluate. Three to the first power. = 3 Write 3 as a factor 1 times. = 3 Multiply.

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