Examlex
Q10: <span class="ql-formula" data-value="\begin{array} { l } x
Q43: <span class="ql-formula" data-value="\mathrm { x } ^
Q59: <span class="ql-formula" data-value="\frac { x ^ {
Q65: 3x + y = 13 2x -
Q121: <span class="ql-formula" data-value="|x| x<-2 \mid"><span class="katex"><span class="katex-mathml"><math
Q173: A certain club initially has 100 members
Q195: <span class="ql-formula" data-value="45 + 15 + 5
Q239: <span class="ql-formula" data-value="x ^ { 4 }
Q260: <span class="ql-formula" data-value="\frac { 8 } {
Q270: <span class="ql-formula" data-value="2 c + 7 c"><span