trig Show 1/(1-sin(x)) + 1/(1+sin(x)) = 2 sec^2(x)

trig integral ∫sec(x) dx =

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2nd/3ways: trig integral ∫sec(x) dx

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Bijection of elements in tn & a pair of elements of (n+1)

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Swinburne U 2nd way: e^(-e^x) e^x dx

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lim x/e^x? as x→∞

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integral ∫ x dx withOUT using Power rule.

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2nd way: derivative (x^x)^x

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Pantun Melayu [Buah cempedak di luar pagar]

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مذكرات صيدلانية ح1

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prob stat: x̄=∑xk where k=1,2,3,...,n?

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Eps_10 Saran dari mas Iwamoto

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2nd way: trig integral ∫1/(cos(x)(1+cos(x)) dx

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2nd way: sq rt log integral ∫√√√(x) ln(x) dx

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Kimi wo Aisuru Ki wa Nai - E10 Sub Indo

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pascal triangle: count comb Show nCk = (n-1)Ck + (n-1)C(k-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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EP 23 - MAO Sub Indo

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examples 2x2 matrix withOUT an inverse

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JHU: integral ∫t^3 e^(t^2) dt

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Solve x(x-1)dy/dx - (x-2)y=x^3(2x-1) via Integrating Facto[IF]

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