2nd way: If y=(ax-b)/(a-bx), prove that 2y1y3=3(y2)^2

STPM Math T Sem2: Find the Maclaurin series for xe^(-x) [ahp kia]

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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx

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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

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Pantun Melayu [Pulau Pandan Jauh Ke Tengah]

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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx

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Penn. State U: Suppose the p.m.f of discrete random variable X is ...

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Screen Recording 2023-12-06 at 3.07.30 AM

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Prove Σ1/((k-1)(k+1))=(3n^2-n-2)/(4n(n+1)) where k=2 to n ∀n ≥ 2

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Median [special weighted mean]

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count comb: values nCn, nC(n-1), nC(n-2)

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Lamar U 2nd way: evaluate trig integral ∫csc(x/2) cot(x/2)(csc^6(x/2)+3csc^4(x/2)-8csc(x/2)) dx

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Lamar U #12 trig integral sec^4(2t)/tan^9(2t) dt

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CMU integral ∫1/(x^2 √(16x^2 -19)) dx

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Purdue U: trig integral ∫tan^3(x) sec^2(x) dx =? where x=0 to pi/4

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Rutgers U 2nd way: trig integral ∫sin^5(x) dx

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prob stat: Let J & K be independent events. P(J|K)=0.3. Find P(J)

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Lamar U 2nd way: evaluate integral ∫1/(3x) + sec(9x)tan(9x)e^sec(9x) dx

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2 ways: integral ∫(x-a)/(x+a) dx

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【Zhang Lurang✘Su Zaizai】It's so funny, this part of Rangrang must be driving him crazy, hahahahaha,

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The Seven Deadly Sins Four Knights Of The Apocalypse Season 2 English Dub Episode 12

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