4 JEE Main 2004 Sequences and Series previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2004 previous-year questions from the Sequences and Series chapter of Mathematics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Sequences and Series chapter hub.
Let Tr be the rth term of an A.P. whose first term is a and common difference is d. If for some positive integers m, n,…
If u=√(a² ² θ+b² ² θ)+√(a² ² θ+b² ² θ), then the difference between the maximum and minimum values of u² is given by
The sum of series (1)/(2 !)+(1)/(4 !)+(1)/(6 !)+… is
The sum of the first n terms of the series 1²+2 · 2²+3²+2 · 4²+5²+2 · 6²+… is (n(n+1)²)/(2) when n is even. When n is o…