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review: When to use ... Sum of A.P n/2(a+l) vs n/2(2a+(n-1)d)
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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)
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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx
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2 ways: sq root derivative 1/(√√(1/√x))
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The sum of 3 numbers in AP is 15 & the sum of their squares is 3. Find the numbers.
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Add math: Find the equation of the line ...
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Xiao Zhan once again becomes a negative example; Jiangsu TV's City Channel "Ling Jue Chi" airs a pro
Why the mean of AP is the median of AP? mean=median?
sum Find 1/1.4 + 1/4.7 +1/7.10+... +1/((3n-2)(3n+1))
Find the number of permutations of the letters of the word ALLAHABAD
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trig integral ∫1/(sin(ax) cos(ax)) dx
Show integral 1/(x^2(x^2+a^2)) dx = -1/(a^2x) - 1/a^3 arc tan(x/a)
logic: Simplify the Boolean function F=AB+(AC)'+AB'C(AB+C)
trig integral ∫tan^n(x) dx where n is EVEN via Reduction formula
How many chords can be drawn through 21 points on a circle?
3rd/3 ways: How many chords can be drawn through 21 points on a circle?
UC Davis p#12: 2nd way differentiate y=x^(x^(x^4)))
prob stat In a sample of n= 6 scores, 5 of the scores are each above the mean by one point.
trig integral ∫x^2 cos(x^3) e^sin(x^3) dx