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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)
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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(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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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx
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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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matrix example: How to select the ROW you want ...
prob stat In a sample of n= 6 scores, 5 of the scores are each above the mean by one point.
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STPM Math T Sem. 2: Ex 11.2 Given that f(x)=tan(x), show that ...
NYU: 2nd way compute integral ∫x(1+x^2) dx
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multivariable Let w=x^2y-xy^3 where x=cos(t) & y=e^t. Find dw/dt & its value when t=0.