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miller_basic_college_math_3e_ch1_3

62 Chapter 1 Whole Numbers Problem Recognition Exercises Operations on Whole Numbers For Exercises 1–18, perform the indicated operations. For each problem, estimate to check your answer. 52 1352 13 52 13 52 13 1. a. b. c. d. 102 17 102 17 2. a. b. c. d. 5064 585064 58 17102 5064 58 3. a. b. c. d. 1226 114 1226 1141226 114 4. a. b. c. d. 6004 221 197 41 156 41 5. a. b. 6. a. b. 102 17 5064 58 1226 114 6225 221 7. 418 10 8. 418 100 9. 418 1000 10. 418 10,000 11. 350,000 10 12. 350,000 100 13. 350,000 1000 14. 350,000 10,000 15. 82 3000 16. 47 60,000 17. 50 400 18. 600 900 Section 1.7 Exponents, Square Roots, and the Order 1. Exponents Thus far in the text we have learned to add, subtract, multiply, and divide whole numbers. We now present the concept of an exponent to represent repeated multiplication. For example, the product exponent 3 3 3 3 3 can be written as 35 base of Operations Concepts 1. Exponents 2. Square Roots 3. Order of Operations 4. Computing a Mean (Average) The expression is written in exponential form. The exponent, or power, is 5 and represents the number of times the base, 3, is used as a factor.The expression 35 is read as “three to the fifth power.” Other expressions in exponential form are shown next. 35


miller_basic_college_math_3e_ch1_3
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