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

3 picture views of the sum ... 1+2+3+...+n

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logic Idempotent law show x=xVx

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

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SPY X FAMILY:ANYA is scared

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prob stat: A population of N=5 scores has a mean µ= 12. What is ∑X for this sample?

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2 ways: Find a formula for d/dx[f^m(x) g^n(x)], where f & g are differentiable functions ...

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count comb: How many subsets does {{{118},{{18,19,20,21,...,118}},{{{118}}} }} have?

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Alternate way exp derivative (logf(x)(g(x)))^a

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1st/parts: Derivative of the inverse circular functions

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Alternate way: ∫(5+2x)/(x+x^4)dx

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2nd way: derivative y=e^x sin(x) cos^3(x)

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2nd video: 🇪🇹Yemariam🇪🇹 [Draw a person with top hat with digits ...]

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#6 2010 MIT Integration Bee Qualifying Exam

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2 ways: trig integral ∫tan(x)/sec^5(x) dx

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Find the area via Pick's Theorem

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If y=a e^(mx) + b e^(-mx), show that y2=m^2y

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I.B.P Derivation [Integration By Parts]

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integral Find ∫1/(9-4x^2) dx

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Find the expected value & the std deviation in the number of '6's when 20 dice are rolled.

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1st/3part: Maclaurin Series [ahp kia]

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