If the sum of first p terms of an A.P. i...

If the sum of first p terms of an A.P. is equal to the sum of the first q terms, then find the sum of the first (p + q) terms.

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NCERT GUJARATI-SEQUENCES AND SERIES-EXERCISE 9.2

Find the sum of odd integers from 1 to 2001.
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Find the sum of all natural numbers lying between 100 and 1000, which ...
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In an A.P., the first term is 2 and the sum of the first five terms is...
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How many terms of the A.P. – 6, , - (11)/2 , -5 ......... are needed t...
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If the pth term of an AP is 1/q and the qth term is 1/p , show that th...
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If the sum of a certain number of terms of the A.P. 25, 22, 19, … is 1...
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Find the sum to n terms of the A.P., whose k^("th") term is 5k + 1.
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If the sum of n terms of an A.P. is (pn + qn^2) , where p and q are co...
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Answer each question by selecting the proper alternative from those gi...
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If the sum of first p terms of an A.P. is equal to the sum of the firs...
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Sum of the first p, q and r terms of an A.P. are a, b and c, respectiv...
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The ratio of sums of m and n terms of an Ap is m^(2):n^(2). The ratio ...
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If the sum of n terms of an A.P. is 3n^2 + 5n and its m^("th") term ...
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Insert five numbers between 8 and 26 such that the resulting sequence ...
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If (a^(n)+b^n)/ (a^(n-1) +b^(n-1)) is the A.M. between a and b, then f...
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Between 1 and 31, m numbers have been inserted in such a way that the ...
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A man starts repaying a loan as first instalment of Rs. 100. If he inc...
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The difference between any two consecutive interior angles of a polygo...
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