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Q7: <span class="ql-formula" data-value="\frac { \frac { 10
Q7: Line <span class="ql-formula" data-value="L _
Q13: <span class="ql-formula" data-value="\frac { x + 5
Q84: <span class="ql-formula" data-value="\frac { \frac { 6
Q114: <span class="ql-formula" data-value="x+3 y \leq 3"><span class="katex"><span
Q127: <span class="ql-formula" data-value="| 4 x - 5
Q161: If the force acting on an
Q175: <span class="ql-formula" data-value="\frac { p ^ {
Q188: A faucet is used to add
Q211: <span class="ql-formula" data-value="A = \frac { b