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Evaluate or simplify the expression without using a calculator.
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Q13: <span class="ql-formula" data-value="\begin{array} { r } x
Q41: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7043/.jpg" alt=" A)
Q53: The long jump record, in feet, at
Q62: Use the formula <span class="ql-formula"
Q66: <span class="ql-formula" data-value="f ( x ) =
Q86: <span class="ql-formula" data-value="f ( x ) =
Q105: <span class="ql-formula" data-value="\log 10 ^ { 9
Q106: <span class="ql-formula" data-value="\ln \mathrm { e }
Q117: <span class="ql-formula" data-value=" \frac{x+4}{6}=\frac{5}{6}-\frac{x-1}{4} "><span class="katex"><span class="katex-mathml"><math
Q125: Use the graph of <span