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Let f(x) be a polynomial of degree 1. If f(10)-f(5)=15, then f(20)-f(5)=?
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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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prpob stat A bag contains 5 black balls 6 red balls. Determine the number of ways in which ...
Do you know ... in tagalog?
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alternate way: count sum 1 + 2 + 3+... + n via "polynomial"
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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
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MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx
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U North Texas Integration Bee 2nd way: x^2/√(x-1) dx
2nd way: integral ∫ log √x(x^n) dx
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Pantun Melayu [Buah cempedak di luar pagar]
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1st way: exp ∫(e^x)/x (1+x log(x)) dx
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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx
2 ways: integral (3+5x)/(x(x-1)) dx
#1 2021 MIT Bee Qualifier: trig integral sin(x) cos(x) tan(x) sec(x) csc(x) cot(x) dx
2nd way: trig integral ∫ tan^4(x) sec^2(x) dx
2nd way: trig integral ∫ 1/( √3 sin(x) + cos(x)) dx
1st/2ways: trig integra ∫sin(2x)/(1+cos^2(x)) dx