trig integrals ∫cot(ax+b) dx vs ∫cot^2(ax+b) dx

2nd Alternate trig ∫integral sin(x) dx

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Review: Linear form, Quadratic form & Bilinear form

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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"

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diff eq: Solve dy/dx = (2y4x^4)/(xy^3) ❌separable to ✅separable

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trig Write each expression as an equivalent algebraic expression involving only x.

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log derivative ln(x) via chain rule

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Pascal's triangle nth triangular number [examples]

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STPM Math T Sem.2:

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2nd way: integral ∫1/(a + √√b (x^2)) dx

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prob stat In a sample of n= 6 scores, 5 of the scores are each above the mean by one point.

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Takopi's Original Sin 05-Takopii no Genzai - 05

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sum Find 1/1.4 + 1/4.7 +1/7.10+... +1/((3n-2)(3n+1))

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Alternate way: trig integral ∫cos(x) dx

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inverse trig Derivative arc sin(x)

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3rd/3ways: exp Derivative x^x

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1st/3ways: trig integral ∫sec(x) dx

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Alternate way: trig integral ∫sin(x) cos(x) cos^7(2x) dx ... Just in 1 line.

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title: Detective Conan

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Ikoku Nikki (Journal with a Witch) Ep.1 Scene | Sonare (ソナーレ) by Asa Takumi

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Quickie: Find the value of 4009x3991

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