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∫[(3x-2)/(5x2-3x+2)]dx ...
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∫[1/(x2√(1+x2))]dx ...
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∫[x/√(x4+1)]dx ...
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∫[(√x)/(a2-x3)]dx ...
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∫[ex/√(1-e2x)]dx ...
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If p arithmetic means between a and b are inserted, find the common difference ...
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12 + (12+22) + (12+22+32)+.......+ n terms ...
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1 + (1+3) + (1+3+5) ...... n terms ...
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12-22+32-42+52................. (2n-1)2-(2n)2 ...
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Number of squares on a chess board is: 12 + 22 + ...................... + 82. This is equal to? ...
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ΣΣij (1 ≤ i ≠ j ≤ n) ...
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Find the sum of n terms of the series (12)/1+ (12+22)/2 + (12+22+32)/3 + ...... ...
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Find the sum of n terms of the series whose nth term is (2n-1)2 ...
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∫[x3/(1+x8)]dx ...
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∫[ex/(3ex+5)]dx ...
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∫xex2dx ...
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∫[sin-1x/√(1-x2)]dx ...
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∫[(2x+3)/(x2+3x+4)]dx ...
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∫cotxlogsinxdx ...
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∫[1/(secx√(2-2sin2x))]dx ...
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∫[cosx/(2-cos2x)]dx ...
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∫[sin(2x)+sin2xsin(2x)]dx ...
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∫(tanx/cos2x)dx ...
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T(n) = 3n2 + 4n. Find S(n) ...
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1.1+2.3+3.5+4.7+........ upto n terms is ...
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A man tries to pay off Rs 900 in 40 monthly instalments which are in AP. When 30 are paid, he dies leaving a third of the total amount unpaid. Find the 2nd instalment ...
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If the sum of the n terms of a series is an2+bn, which is true? ...
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1/(b+c), 1/(c+a), 1/(a+b) are in AP. which is true ...
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pth term of an AP is 1/q. qth term of an AP is 1/p. Sum of first pq terms is ...
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Sum of 3 numbers in AP is 12. Sum of cubes of these is 408. The product is ? ...
asked2009-04-15 21:12:44