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Q15: <span class="ql-formula" data-value="( 9 p + 7
Q26: <span class="ql-formula" data-value="\left\{\begin{array}{l}2 x+y=-3 \\3 x+y=-5\end{array}\right."><span class="katex"><span
Q49: Three trains - one eastbound, one westbound,
Q105: <span class="ql-formula" data-value="\frac { p ^ {
Q114: A section of roller coaster track
Q139: <span class="ql-formula" data-value="\begin{array} { l } C
Q151: <span class="ql-formula" data-value="4 x ^ { 2
Q184: <span class="ql-formula" data-value="( 3 x + 0.5
Q253: A polynomial with exactly 1 term is
Q291: In a sample of 75 fluorescent bulbs,