Princeton U: trig integral ∫sin(x)/√(1+cos(x)) dx

Calculus: Find nth derivative of log(ax+b)

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2nd/3ways: trig integral ∫sec(x) dx

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2nd way: integral ∫ log √x(x^n) dx

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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx

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Pantun Melayu [Pulau Pandan Jauh Ke Tengah]

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There are 2 lines. One line has 3 points & the other line has 6 points.

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2 ways: integral ∫(x-a)/(x+a) dx

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If sec(x+y)=xy then find dy/dx

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AP Calculus 2nd way: integral ∫(ax+c)/(ax^2 + bx) dx

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Charming young lady dancing

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Lamar U: trig integral ∫cos^5(2t) sin^2(2t) dt

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Enjoy the temptation

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[Xinlan] Even if my hands bleed, I will find you

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"Exclusive Edition 114 Seconds" will make you happy all day long~

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Slightly chubby girl

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Anyone with a kindergarten diploma won't be fooled by me

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Polite number

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[Collection Special] I want to see cactus flowers. I guess you haven't seen this episode.

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trig integral ∫sin(x) cos(x) cos(2x) cos(4x) cos(8x) cos(16x) cos(32x) dx

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2 ways: trig Show tan(2x)=2/(cot(x)-tan(x))

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