3 ways: trig integral 1/(1+cos(x)) dx

exp integral ∫a^(√√x^3)/√√x dx

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diff eq: Solve dy/dx = (2y4x^4)/(xy^3) ❌separable to ✅separable

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2nd/3ways: trig integral ∫sec(x) dx

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CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx

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

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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx

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STPM Math T Sem2: Find the Maclaurin series for xe^(-x) [ahp kia]

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4 ways: sum Find the sum of the values of 4+3i for i=1,2,...,100

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Diff Eq: Solve sec(x) dy/dx=y+sin(x) via Integrating factor [IF]

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Large sq made up of 100 smaller unit sq. Border of the large sq are colored red. WithOUT counting ..

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2nd way: STPM Math 2 Sem.2 Ex 11.4 Find the first 4 terms in the Maclaurin series of each of ...

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3 ways: rational function integral ∫2x/(x+1)^2 dx

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2nd/2 parts: sum Find the sum 2,3,14,24,37,... nth term

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3 ways: Derivative x^(-1/x)

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Solve cos^2(x) dy/dx +y = tan(x) via Integrating factor[IF]

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2nd part: STPM Math T Sem.2: 12.1 Numerical solution of Equations

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2nd Alt. way: log Taylor series of ln(sec(x)) withOUT Taylor series explicitly

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3 ways: rational function integral ∫(x^2+1)/(x-1)^3 dx

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sq root derivative √x [Good to know the result]

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count comb: How many subsets does {{{118},{{18,19,20,21,...,118}},{{{118}}} }} have?

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