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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
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inverse trig Derivative arc sin(x)
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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx
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1st way: exp ∫(e^x)/x (1+x log(x)) dx
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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
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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
2nd way: integral ∫ log √x(x^n) dx
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Growing patterns #2
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Suppose f & g are positive functions. Obtain the product rule for (fg)' by differentiating ...
What is π?
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2nd way: trig integral ∫1/(sin(x) cos^2(x)) dx
2nd/4ways: trig derivative sin(x)
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3rd/3 parts: Growing patterns
#Screen Recording 2024-05-13 at 10.52.38 PM
3rd/3 ways: How many chords can be drawn through 21 points on a circle?
3 ways: derivative e^y=x
integral ∫(2x+3)/(4x^2+1) dx