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jee_main_2025_02_april_evening - Sequences and Series Topics

Master these core formulas and structures to solve almost any past paper question.

Sample Questions in this Chapter

QUESTION #53 Arithmetic Progression
The number of terms of an A.P. is even; the sum of all the odd terms is 24, the sum of all the even terms is 30 and the last term exceeds the first by frac212. Then the number of terms which are integers in the A.P. is :
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QUESTION #72 Sum of Special Series
If the sum of the first 10 terms of the series frac4 cdot 11 + 4 cdot 1^4 + frac4 cdot 21 + 4 cdot 2^4 + frac4 cdot 31 + 4 cdot 3^4 + dots is fracmathrmmmathrmn, where gcd(mathrmm, mathrmn) = 1, then mathrmm + mathrmn is equal to ____________.
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Practice past-year questions one chapter at a time. Pick an exam → subject → chapter and get every PYQ for that topic — pulled together from all past papers — with the chapter's key formulas alongside.

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