4 ways: trig integral ∫tan(x) dx

2nd way: ∫(x+3)/(x^2+6x)^2 dx vs ∫(x+3)(x^2+6x)^2 dx

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

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

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Pantun Melayu [Pulau Pandan Jauh Ke Tengah]

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1st way: exp ∫(e^x)/x (1+x log(x)) dx

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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

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Review: Linear form, Quadratic form & Bilinear form

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Prove that the following inner [scalar] product ...

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Show ∫1/(a+btan(x)) dx = ...

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prpob stat A bag contains 5 black balls 6 red balls. Determine the number of ways in which ...

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NONelementary integral ∫e^(ax)/x dx

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U Penn: Evaluate trig integral ∫(sin^2(x) -cos^2(x))/(sin(x)-cos(x))^2 dx

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Find r, if 5 4Pr = 6 5(r-1)

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2nd way: integral ∫x^2 √(x^3+1) dx vs ∫x^3 √(x^3+1) dx

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2nd way: trig integral ∫√(sec^5(x)/sin^3(x)) dx

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Calculus: Find nth derivative of sin(ax+b)

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Show that the function u(x,y)=e^x cos(y) is harmonic in the x-y plane

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2nd way: integral ∫log n√(ax+b)(ax+b) dxx

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prob stat: 10 people have a potluck. 5 peoplle will be selected to bring a main dish,

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2nd way: integral ∫x^(n-1) /(a-bx^n) dx

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