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Q13: <span class="ql-formula" data-value="r = \frac { 2
Q78: <span class="ql-formula" data-value="\left( 3 , \frac {
Q85: <span class="ql-formula" data-value="\begin{array} { l } x
Q126: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8181/.jpg" alt=" A)
Q167: <span class="ql-formula" data-value="\frac { 4 x ^
Q218: <span class="ql-formula" data-value="\left[ \begin{array} { r r
Q250: <span class="ql-formula" data-value="\frac { \csc x -
Q271: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8181/.jpg" alt=" A)
Q307: Let <span class="ql-formula" data-value="\mathbf {
Q350: A theatre sells two types of tickets