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

Columbia U: 1st way integral ∫√(x^2-9)/x^4 dx

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

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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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1st/3parts: Checkpoint 1.1 STPM Math T Sem2

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3rd/3 ways: Alternate way: Given 2 points, find equation of st line passing the ..

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Slow Rock Collection

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Iowa State U [Fall 2019]: integral Find the integral

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UC Davis#4 4 ways: integrate 7^(2x+3) dx

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3rd Alternate way: ∫(5+2x^3)/(x+x^4) dx

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2 ways: ∫ (1-x)/√(1-x^2) dx

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trig integral ∫tan^3(x) sec^4(x) dx

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Screen Recording 2023-12-30 at 9.34.01 PM

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3 ways: exp trig Differentiate the function a^sin(√x)

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𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫1/(a^2+bx^2) dx

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sq root integral ∫x√(a^2-bx^2) dx

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trig Show 1/(1-sin(x)) + 1/(1+sin(x)) = 2 sec^2(x)

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alternate way: count sum 1 + 2 + 3+... + n via "polynomial"

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UC Davis: 4 ways exp integral ∫7^(2x+3) dx

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alternate way: count sum 1+3+5+ ... +(2n-1)

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