AP Calculus 2nd way: trig integral ∫sin(2x)/(2-cos^2(x)) dx

prob stat: Compute Var(X) when X represents the outcome when we roll a fair die.

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logic Idempotent law show x=xVx

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

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logic: tautology (¬p→q)∧(¬p→¬q) →p

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diff eq: Solve dy/dx = (2y4x^4)/(xy^3) ❌separable to ✅separable

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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"

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IIT-1995 2nd way integral ∫x^5/(1+x^3) dx

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Gurjat CET-2007 2nd way log exp ∫e^(xln(2006) e^x dx

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The 6750 GRE is the top choice for value—performance on par with a 4060 Ti, all at around 2,000 yuan

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how many provinces in Philippines?

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I pissed off an entire gray‑market underworld because of a scam shop on Pinduoduo!

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“Lady” means “lady,” so is “ladybird” a “lady bird”? On English compound words.

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What would happen if you squeezed a pimple on your nose and took the opportunity to check your blood

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3rd/3 ways: Express (4x-17)/((x+4)(2x-3)) in partial fractions via withOUT cover rule

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What happens when you observe Jupiter through an astronomical telescope at 500x magnification?

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An Indian girl told me that they don’t dare go out at two in the afternoon.

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#3 2023 MIT Integration Bee Qualifying Exam

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Selected Q&A from the comments, part 4: All your questions are right here.

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Alternate way: exp derivative x^n

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prob stat: In how many ways can a hand of 4 cards be dealt from an ordinary pack of 52 playing cards

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