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Q9: u = i - j, v =
Q45: <span class="ql-formula" data-value="f ( x , y
Q81: Cubic approximation to <span class="ql-formula"
Q160: Find the extreme values of
Q198: <span class="ql-formula" data-value="x^{2}+y^{2}=9"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msup><mi>x</mi><mn>2</mn></msup><mo>+</mo><msup><mi>y</mi><mn>2</mn></msup><mo>=</mo><mn>9</mn></mrow><annotation encoding="application/x-tex">x^{2}+y^{2}=9</annotation></semantics></math></span><span
Q208: Find a vector of magnitude 11
Q245: <span class="ql-formula" data-value="( 9 , \pi /
Q253: <span class="ql-formula" data-value="r = 8 \cos 6
Q372: Find the volume generated by revolving
Q392: Given the function <span class="ql-formula"