Objectives Example 1 Example 2 Quick Quiz To

Objectives Example 1 Example 2 Quick Quiz

• To relate negative exponents to both multiplication by fractions and repeated division • To evaluate simple expressions with negative exponents • To apply laws of exponents to expressions with negative exponents • To write numbers in scientific notation with negative exponents

Find the prime factorization of 125. Definition of exponent = 5– 3 Answer: 5– 3 Definition of negative exponent

A. B. 2– 6 C. 2– 4 D. 2– 5 1. 2. 3. 4. A B C D

Evaluate 3– 7. Write the power using a positive exponent. Simplify. Answer:

Evaluate 2– 5. A. B. C. D. 1. 2. 3. 4. A B C D

A. Write 5. 4 ÷ (10 ● 10) as a multiplication expression. A. 5. 4 ● 10 B. 5. 4 ● 30 C. D. 1. 2. 3. 4. A B C D

B. Write 5. 4 ÷ (10 ● 10) using negative exponents. A. 5. 4 × 103 B. – 5. 4 × 10 C. 5. 4 × 10– 3 D. 54 × 10– 3 1. 2. 3. 4. A B C D

C. Write 5. 4 ÷ (10 ● 10) in scientific notation. A. 5. 4 × 10– 3 B. 54 × 10– 3 C. 5. 4 × 103 D. 54 × 103 1. 2. 3. 4. A B C D

A. Find the missing value in 3. 9 × 10? = 0. 00039. A. 4 B. – 4 C. – 3 D. 3 1. 2. 3. 4. A B C D

B. Find the missing value in ? × 10– 2 = 0. 01. A. 1 B. 0. 1 C. 0. 01 D. 10 1. 2. 3. 4. A B C D

C. Find the missing value in 5. 61 × 10– 1 = ? . A. 56. 1 B. 5. 61 C. 0. 561 D. 0. 0561 1. 2. 3. 4. A B C D

Find 2– 3 ● 2– 2 ● 27. A. 2 B. 8192 C. 4096 D. 4 1. 2. 3. 4. A B C D

A. Find 3– 2 ● 37. A. 2. 09 B. 243 C. 5. 08 D. 19, 683 1. 2. 3. 4. A B C D

A. 0. 01 B. – 2 C. D. – 16 1. 2. 3. 4. A B C D

A. 18 B. 6 C. 216 D. 36 1. 2. 3. 4. A B C D

A. – 4 B. 4 C. – 2 D. 2 1. 2. 3. 4. A B C D

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