5th/5ways: triangular num: Show t(n-1) + tn = n^2 where tn = nth triangular number

Watari's XX Is on the Brink of Collapse Episode 1 (Subtitle Indonesia)

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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)

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logic Idempotent law show x=xVx

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

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

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

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CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx

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A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...

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#14 2014 MIT Integration Bee Qualifying Exam

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prob stat: The following frequency table gives the values obtained

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prob stat: Compute Var(X) when X represents the outcome when we roll a fair die.

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set Show X∩ ((Y∪ X') ∩ Y') = ∅

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Add math: 3rd/3ways Core Auditorium is an amphitheater that has ..

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Show Σ(a+bk) = (a+1/2bn)(n+1)

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3 ways: derivative a^(f(x)g(x))

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trig integral ∫sin(2x) cos(2x) / (9-cos^4(2x)) dx

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logic How can we check our Boolean simplification is done correctly?

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4 ways: derivative x(log(x)-1)

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JEE Main integral x^2/(a+bx)^2 dx

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#10 2023 MIT Integration Bee Qualifying Exam

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