count comb Show (n-r)* nCr = n * (n-1)Cr

2nd/3ways: trig integral ∫sec(x) dx

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

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Alternate way: trig integral ∫sin(x) dx

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MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx

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logic Idempotent law show x=xVx

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integral ∫ x dx withOUT using Power rule.

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

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1st/2ways: Find the sum 1/7, 10/21, 17/21, 24/21, 31/21 via median.

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

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

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Alternate way: integral ∫ax+b dx

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3rd/3ways: exp Derivative x^x

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

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Alternate way: ∫1/(x^2+a^2) dx

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

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2nd/2 parts: Mean 1+2+3+...+n is just (1+n)/2. Why?

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derivative (f(x))^n vs n^(g(x)) vs (f(x))^g(x)

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“You’re still a long way off.”

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【EN SUB】I Revived the Gods of Huaxia EP28

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Do You Know Who’s Widely Considered the Strongest in Demon Slayer?

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