HARD
JEE Main/Advance
IMPORTANT
Earn 100

Find the sum of 10 A.M.'s inserted between a and b -

Important Questions on Sequences and Series

EASY
JEE Main/Advance
IMPORTANT
For the sequence given by an=4n2-n+1, find first three terms.
MEDIUM
JEE Main/Advance
IMPORTANT
Find the series corresponding to the sequence given by an=1-(-1)n3 .
MEDIUM
JEE Main/Advance
IMPORTANT
If 23, k, 58k  are in A.P., find the value of k .
MEDIUM
JEE Main/Advance
IMPORTANT
Find the sum of first 32 even natural numbers.
MEDIUM
JEE Main/Advance
IMPORTANT
Find the sum of the series 1-a+a2- to n terms (a-1) .
MEDIUM
JEE Main/Advance
IMPORTANT
Find the sum of the sequence  -54, 516, -564, 
HARD
JEE Main/Advance
IMPORTANT
Find the sum of infinite terms of the series whose nth term is 1n(n+1) .
HARD
JEE Main/Advance
IMPORTANT
nth  term of a series is 3n, find the sum to n terms of the series.