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Evaluate the integrals
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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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Pantun Melayu [Buah cempedak di luar pagar]
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Pantun Melayu [Sorong papan tarik papan]
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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx
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MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx
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Pure Math: Calculate the coordinates of the two points on the curve
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2nd/2 parts: sum Find the sum 2,3,14,24,37,... nth term
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3 ways: Derivative x^(-1/x)
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logic: Show p→q ≡¬ p∨q
Alternate way: trig integral ∫sec(x) dx= ln(tan(/π4+x/2)) + c
1st/2ways: r-Permutations
6th form Pure Math: Evaluate the integrals
derivative log f(g(x)) (a)
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Prove the slope-intercept formula by using the slope formula for the line that has slope m, ...
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2nd/2ways: count perm Show P(n,n)=P(n,n-1)
3 ways: sum Show 1+3+5+...nth term = n^2
2 ways: integral ∫x/(x+a) dx
prob stat In a sample of n= 6 scores, 5 of the scores are each above the mean by one point.