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Q167: -4 - 9i, -6 - 6i<br>A) -10
Q168: <span class="ql-formula" data-value="x \leq 6"><span class="katex-display"><span class="katex"><span
Q171: <span class="ql-formula" data-value="\begin{array} { c } x
Q219: <span class="ql-formula" data-value="\left| \begin{array} { r r
Q265: <span class="ql-formula" data-value="\left[ \begin{array} { r r
Q268: <span class="ql-formula" data-value="\begin{array} { l } x
Q341: <span class="ql-formula" data-value="\begin{array} { l } x
Q350: Let <span class="ql-formula" data-value="\mathrm {
Q424: <span class="ql-formula" data-value="\left[ \begin{array} { l l
Q426: <span class="ql-formula" data-value="\left[ \begin{array} { l l