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JHU: integral ∫t^3 e^(t^2) dt
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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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logic Idempotent law show x=xVx
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Pantun Melayu [Sorong papan tarik papan]
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Pantun Melayu [Buah cempedak di luar pagar]
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A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...
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Columbia U: 2nd way integral Find ∫1/(x √(9-x^2)) dx withOUT trig-sub
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Variability or spread of a distribution. Whey we need it!
prob stat: X & Y are 2 events s.t P(x|y)=0.4, P(y)=0.25 & P(x)=0.2.
2nd way: integral ∫x^2 (x+1)^9 dx via withOUT u-sub
prob stat: The speeds, to the nearest mile per hour,, of 120 vehicles passing a check point
U Penn: Evaluate trig integral ∫(sin^2(x) -cos^2(x))/(sin(x)-cos(x))^2 dx
prob stat: An ordinary die is thrown. Find the prob. that the number obtained is
1st way: Calculate integral ∫x^2 (x+1)^9 dx
examples 2x2 matrix withOUT an inverse
Do you know ... paper folding ...
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2 ways: integral ∫ 5x dx
2 ways: 𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫3x/((x-2)(x+1)) dx
Prove Σ1/((k-1)(k+1))=(3n^2-n-2)/(4n(n+1)) where k=2 to n ∀n ≥ 2
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log 𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫ln(ln(x))/x dx