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Review: Arithmetic Series a+(a+d)+(a+2d)+...+(a+(n-1)d)=
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logic Idempotent law show x=xVx
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MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx
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1st way: exp ∫(e^x)/x (1+x log(x)) dx
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Pantun Melayu [Sorong papan tarik papan]
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JEE Main integral x^2/(a+bx)^2 dx
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review: When to use ... Sum of A.P n/2(a+l) vs n/2(2a+(n-1)d)
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Calculus: Find nth derivative of log(ax+b)
The highest sage transcends emotional attachment; thoughts flow with effortless clarity. [Ordinary P
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1st/2ways: r-Permutations
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UC Davis #10: count prove Σi = n(n+1)/2 where i=1 to n
Eps_9 Dari yang Terpinggirkan Menjadi yang Tak Tertandingi: Reinkarnasi Kedua Se
episode 208
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Eps_8 mc tank ampas diusir malah jadi op berkat ilmu pro player
sum: Find a close formula for 2,3,14,24,37,...
"baby" fact: exp e^(ix)
episode 209
UC Davis#2: 2nd way integral ∫(2x+3)/(x^2-9) dx [integration by partial fraction]
2nd/2ways: count perm Show P(n,n)=P(n,n-1)
2nd way: trig integral ∫1/(cos^2(x) - sin^2(x)) dx