Progression (Sequence and Series)Hard

Question

The sum of 40 terms of the series 1 + 2 + 3 + 4 + 5 + 8 + 7 + 16 + 9 + ... is-

Options

A.398 + 220   
B.398 + 221
C.398 + 219
D.None of these

Solution

-

Create a free account to view solution

View Solution Free
Topic: Progression (Sequence and Series)·Practice all Progression (Sequence and Series) questions

More Progression (Sequence and Series) Questions

The sum of n terms of the series log a + log + log + ... is-...The change in the value of g at a height ′h′ above the surface of the earth is the same as at a depth &#8242...If sum of A.M. and H.M. between two positive numbers is 25 and their GM is 12, then sum of numbers is-...If the mean of n observations 12, 22, 32,...., n2 is , then n is equal to...Certain numbers appear in both the arithmetic progressions 17,21,25.... and 16,21, 26.... find the sum of the first two ...