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Bijection of elements in tn & a pair of elements of (n+1)
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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx
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2 ways: sq root derivative 1/(√√(1/√x))
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Story of Imam Ahmad ibn Hanbal and the baker
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The Baker Who Hunted Women in the Alaskan Wilderness
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Alternate way: trig integral ∫sec(x) dx= ln(tan(/π4+x/2)) + c
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Professor Wang Liqi’s Reading Method
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integral ∫√(x-a)/x dx
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3ways: Find a formula for the sum 2+4+6+...+2n
Alternate way: trig integral ∫cot(x) csc^6(x) dx ... just in 1 line.
Is 3x3 EVEN, ODD? Answer: ... depends ...
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