UT Austin: 2 ways: trig integral ∫sin(2x+1)/cos^2(2x+1) dx

2nd way: integral ∫1/cos(ax/2) dx

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336

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Find the expected value & the variance of a geometric r.v. X

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Prove Σ1/((k-1)(k+1))=(3n^2-n-2)/(4n(n+1)) where k=2 to n ∀n ≥ 2

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alternate way: count sum 1+2+3+ ... +n

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IGCSE 2023 p2 Add Math #4

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trig integral ∫cot(x) log(sin(x)) dx

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JHU: sq root integral ∫e^√x dx

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Find the number of permutations of the letters of the word ALLAHABAD

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2nd part/3parts: Mean of -11,-2,7,...,70 SAME as Mean -11 & 70

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Screen Recording 2024-05-10 at 6.19.39 PM

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sum Find 1/1.4 + 1/4.7 +1/7.10+... +1/((3n-2)(3n+1))

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exp derivative e^f(g(x)) h(x)

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2 ways of "counting": 1=1/2+1/4+1/8+1/16+ ...

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2nd/2ways: [k map] logic Simplify the Boolean function F=A'B'C+A'BC+AB'

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3 ways: exp trig Differentiate the function a^sin(√x)

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HxH Classic 84

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slope-intercept formula y=mx+c where m is slope & c is y-intercept

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integral ∫x^5 x^e dx vs ∫5^x e^x dx

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exp integral e^x (f(x) + f'(x)) dx

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