70 Chapter 1 Whole Numbers For Exercises 103–106, simplify the expressions with nested parentheses. 103. 3 4 16 322 15 104. 2 514 12 3 6 105. 5 521 32 14 226 106. 4 518 110 82 236 Calculator Connections Topic: Evaluating Expressions with Exponents Many calculators use the key to square a number. To raise a number to a higher power, use the key (or on some calculators, the key or key). Expression Keystrokes Result 262 26 676 c On some calculators, you do not need to press 34 3 4 81 or 3 4 Calculator Exercises For Exercises 107–112, use a calculator to perform the indicated operations. 107. 108. 109. 110. 111. 112. 1562 4182 125 354 433 713 For Exercises 113–118, simplify the expressions by using the order of operations. For each step use the calculator to simplify the given operation. 113. 8126 54,978 561 114. 92,168 6954 29 13548 329122 17500 62523 115. 116. 117. Hint: This expression has implied grouping symbols. 118. Hint: This expression has implied grouping symbols. 54,137 13393 21342 54,137 3393 2134 89,880 1384 21842 89,880 384 2184 81
miller_basic_college_math_3e_ch1_3
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