4th/5ways: triangular num: Show t(n-1) + tn = n^2 where tn = nth triangular number

Review Add Math: Show a^m a^n = a^(m+n) where m & n are any 2 positive integers

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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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MPPET 1996 Hindustan: trig integral ∫ sin^2(x) -cos^2(x)/(sin^2(x) cos^2(x)) dx

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integral ∫ x dx withOUT using Power rule.

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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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Pantun Melayu [Sorong papan tarik papan]

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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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2nd/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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Review Add Math: 1.2/parts: Show a^m a^n = a^(m+n) where m & n are any 2 positive integers

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3rd way: nCr = (n-1)Cr + (n-1)C(r-1)

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

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Diff Eq: Solve (1+y^2)dx=(arc tan(y)-x)dy via integrating factor[IF]

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4th/4 ways: integral ∫1/(x + √x) dx

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2nd/2ways: Find lim (z^3-8)/(z-2) for z tends to 2

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exp derivative (log f(ax+b) (g(cx+d)))^h(mx+n)

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3 ways: Find the first 3 terms of Maclaurin series for sin^2(x)

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[BingtangIO] Let's be Miss Bingtang's dog

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Which Nascent Soul cultivator is the strongest in Chaos Star Sea? Here's a look at their combat powe

y___iumanguan

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