Examlex
Find the indicated coefficient or term.
-The coefficient of x in the expansion of (7x + 3) 3
Q71: 3 + 6i is a zero of
Q80: The thirteenth term of the arithmetic sequence
Q99: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7697/.jpg" alt=" A) even B)
Q114: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7697/.jpg" alt="
Q125: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7697/.jpg" alt=" A)
Q151: <span class="ql-formula" data-value="\left\{ \begin{aligned}8 x + y
Q163: <span class="ql-formula" data-value="x+7 y=5"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>x</mi><mo>+</mo><mn>7</mn><mi>y</mi><mo>=</mo><mn>5</mn></mrow><annotation
Q203: <span class="ql-formula" data-value="x+y<-3"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>x</mi><mo>+</mo><mi>y</mi><mo><</mo><mo>−</mo><mn>3</mn></mrow><annotation encoding="application/x-tex">x+y<-3</annotation></semantics></math></span><span
Q214: {9 - 6n}<br>A) d = 2; 4,
Q294: <span class="ql-formula" data-value="| 14 x | =