1 View PremiumApr 3, 2024
Screen Recording 2024-05-19 at 9.45.17 PM
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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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Screen Recording 2024-05-19 at 11.13.23 PM
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2nd video: 🇪🇹Yemariam🇪🇹 [Draw a person with top hat with digits ...]
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logic: Show p→q ≡¬ p∨q
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Always ZERO
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Тне Кіпɢ̆ оғ Гцɢ̆бч
3 ways: If y=x/(1+x^2) find dy/dx.
Screen Recording 2024-05-13 at 9.55.17 PM
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Screen Recording 2024-05-12 at 8.34.35 PM
2nd/2 parts: Mean 1+2+3+...+n is just (1+n)/2. Why?
Alternate way: trig integral ∫sec(x) dx= ln(tan(/π4+x/2)) + c
Alternate way: sq root integral ∫1/√((x-α)(x-β)) dx
Screen Recording 2024-05-12 at 9.04.39 PM
2nd way: ∫cos(x)/√(sin^2(x)+4sin(x)+3) dx
2nd way: trig integral ∫x sin(x) sec^3(x) dx
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3rd/3ways: sum Show 1+2+3+...+n = n(1+n)/2
integration bee 2014 UNSW 2nd way: tan(x)/(sin(x) cos(x)) dx
integration bee 2018 Swinburne integral (1-cos(x))/sin^2(x/2) dx