Find the sum of : the first n natural nu...

Find the sum of : the first n natural numbers

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VGS PUBLICATION-BRILLIANT-PROGRESSIONS-EXERCISE

How many terms of the AP : 24, 21, 18 .... . Must be taken so that the...
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Find the sum of: (i) the first 1000 natural numbers, (ii) the first ...
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Find the sum of : the first n natural numbers
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Find the sum of first 24 terms of the list of numbers whose n^(th) ter...
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A manufacturer of TV sets produced 600 sets in the third year and 700 ...
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A manufacturer of TV sets produced 600 sets in the third year and 700 ...
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A manufacturer of TV sets produced 600 sets in the third year and 700 ...
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Find the sum of the following Aps, (i) 2,7,12,…..to 10 terms. (ii)...
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Find the sum of the following APs. (ii) -37 , -33, -29,……., to 12 te...
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Find the sum of the following APs. (i) 2,7,12,……., to 10 terms.
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Find the sum of the following APs. (iv) 1/15, 1/12, 1/10,……, ot 11 t...
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Find the sums given below: (i) 7+10(1)/(2)+14+…….+84.
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Find the sums given below: (ii) 34+32+30+….+10.
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Find the sums given below: (iii) -5+(-8)+(-11)+……+(-230)
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In an AP: (i) Given a = 5, d = 3, a(n) = 50, find n and S(n).
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In an AP: (ii) Given a = 7, a(13) = 35, find d and S(13).
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In an AP: (iii) Given a(12) = 37, d = 3, find a and S(12).
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In an AP: (iv) Given a(3) = 15, S(10) = 125, find d and a(10).
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In an AP: (v) Given a = 2, d = 8, S(n) = 90, find n and a(n).
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In an AP: (vi) Given a(n) = 4, d = 2, S(n) = -14, find n and a.
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