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sum Find 1/1.4 + 1/4.7 +1/7.10+... +1/((3n-2)(3n+1))
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2nd/3ways: trig integral ∫sec(x) dx
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CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx
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trig Write each expression as an equivalent algebraic expression involving only x.
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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
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2 ways: sq root derivative 1/(√√(1/√x))
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1st/2ways: Find the sum 1/7, 10/21, 17/21, 24/21, 31/21 via median.
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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)
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exp Differentiate (i) b^e^x (ii) b^x&e (iii) (b^e)^x (iv) (b^x)^e
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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
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The Joy of Skiers: A 3-Minute Speedrun Through Rizhao Jinshan, Followed by the Main Gear!
#5 MIT 2022 Integration Bee Qualifying Exam
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I.B.P Derivation [Integration By Parts]
2nd/3part: Maclaurin Series [ahp kia]
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A bag contains 20 identical red marbles, 20 identical green marbles, & 20 identical blue marbles.
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STPM Math T Sem. 2: Ex 11.2 Given that f(x)=tan(x), show that ...
3rd/3 ways: Express (4x-17)/((x+4)(2x-3)) in partial fractions via withOUT cover rule
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Review: trig tan(x+360)= tan(x) & tan(x+180)=tan(x)
STPM Math T Sem2: Find the Maclaurin series for xe^(-x) [ahp kia]
#16 MIT 2022 Integration Bee Qualifying Exam