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Q4: <span class="ql-formula" data-value="f ( x ) =
Q7: <span class="ql-formula" data-value="x ^ { 1 /
Q20: <span class="ql-formula" data-value="y = - ( x
Q24: Use the Gauss-Jordan method to solve
Q48: <span class="ql-formula" data-value="\log _ { b }
Q60: <span class="ql-formula" data-value="\left( 3 ^ { 5
Q71: <span class="ql-formula" data-value="3 \mathrm { x }
Q81: <span class="ql-formula" data-value="7 x ^ { 2
Q117: <span class="ql-formula" data-value="\sqrt { - 9 }"><span
Q123: <span class="ql-formula" data-value="f ( x ) =