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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
- Find the sum of 20 terms of the A.P. 1,4,7,10…..
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- Find the sum of the series : 5+13+21++181.
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- Find the sum of all three digit natural numbers, which are divisible b...
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- Find the sum of all odd integers between 2 and 100 divisible by 3
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- The sum of the first four terms of an A.P. is 56. The sum of the last ...
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- If the sum of n terms of an A.P. is (p n+q n^2) , where p and q are...
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- If the sum of n terms of an A.P. is 3n^2+5n and its mth term is 164, f...
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- Find the sum of n terms of the sequence (an),w h e r e an=5-6n ,n in ...
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- If the m^(t h) term of an A.P. is 1/n a n d\ t h e\ n^(t h)t e r m\ i ...
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- How many terms of the series 54,51, 48,.. be taken so that their sum i...
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- solve: 1 + 6 + 11 + 16 +.........+ x = 148
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- The sum of the first p , q , r terms of an A.P. are a , b , c respecti...
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- If the sum of first m terms of an A.P. is the same as the sum of its f...
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- The ratio of the sum of m and n terms of an A.P. is m^2: n^2dot Show t...
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- The interior angles of a polygon are in A.P. the smallest angle is 120...
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- Prove that a sequence in an A.P., if the sum of its n terms is of the...
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- If the first term of an A.P. is 2 and the sum of first five terms is ...
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- The sum of n terms of two arithmetic progressions are in the ratio (3n...
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- Let Sk be the sum of first k terms of an A.P. What must this progressi...
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- Find the sum of the following arithmetic progression: 50,46,42,… upto ...
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