logic Idempotent law show x=xVx

Screen Recording 2024-05-11 at 8.58.53 PM

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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)

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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx

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CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx

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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

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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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prob stat: The discrete r.v. W has prob dist. as shown

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prob stat The members of an orchestra were asked how many instruments each could play.

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2 ways: 𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫x^5 √(1+x^3) dx

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Screen Recording 2024-05-10 at 6.31.29 PM

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2Screen Recording 2024-05-17 at 6.10.36 PM

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prob stat In a sample of n= 6 scores, 5 of the scores are each above the mean by one point.

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Screen Recording 2024-05-10 at 5.41.07 PM

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Screen Recording 2024-05-11 at 8.48.24 PM

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If u=a+ib is a complex #, then complex conjugate of u*=a-ib. ...

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AP Calculus 4th way: exp ∫1/(1+e^x) dx via 3rd u-sub

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doneScreen Recording 2024-05-18 at 10.25.20 PM

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Find the 2nd-order partial derivatives of f(x,y)=2xy^2-3x^2+xy^3

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AP Calculus 3rd way: exp integral 1/(1+e^x) dx [withOUT u-sub]

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Find the expected value & the std deviation in the number of '6's when 20 dice are rolled.

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