1st/2ways: permutation Show P(n,2)+P(n,1)=n^2

The sum of 3 numbers in AP is 15 & the sum of their squares is 3. Find the numbers.

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Review: Linear form, Quadratic form & Bilinear form

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🪔 Happy Deepavali 🪔 [Nov-12-2023]

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

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STPM Math T Sem.2 Exponential fun: Find the derivative (19)-(40)

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Screen Recording 2024-02-21 at 11.48.01 PM

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「 GCMV 」 • Bubble gum Bitch × Girlfriend • By : Yu

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

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3rd/3ways: derivative (x+1)^(1/2) (x+2)^(1/3) (x+3)^(1/4) (x+4)^(1/5) (x+5)^(1/6)

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4th way: rational function integral ∫x^3/√ (1+x^2) dx

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「 GCMV 」 • Acapella • By : Yu

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3 ways: sq root ∫√(1-x) dx

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The Best Of Kids Shows Vol 2

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2nd way: trig integral ∫sin(a/x +b)/x^2 dx

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EP 1 - Kyouran Reijou Nia Liston Sub Indo

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prob stat: If the mean, median & mode are ALL computed for a distribution of scores,

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「 Gacha Story 」 When karma wants to make it up (Read desc) By : Yu

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

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prob stat: A die with 4 red faces & 2 green faces is rolled twice.

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