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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
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count quick review: Permutation vs Combination
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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx
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1st/3parts: Checkpoint 1.1 STPM Math T Sem2
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prob stat: A normal 6-sided dice is rolled. What is the prob. that the first '6' occurs:
U of Arizona: For each integral decide which of the following is needed ....
UC Davis: integrate sin(x)/(1+sin(x)) dx
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trig integral ∫x^2 cos(x^3) e^sin(x^3) dx
#17 2011 MIT Integration Bee Qualifying Exam
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Variability or spread of a distribution. Whey we need it!
2nd way: derivative (x/a)^n/(n-1) + (y/b)^n/(n-1) = 1