Sum the series a-b-a2-2b-a3-3b-to n terms is aan-1-a-1-b nn-1-2-If you think it is true write 1 or else write 0-

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Sum of n Terms

Sum the serie...

Question

Sum the series
$(a + b) + (a^{2} + 2 b) + (a^{3} + 3 b) +$ ...to n terms is $a \frac{(a^{n} - 1)}{a - 1} + b \frac{n (n + 1)}{2}$ .If you think it is true write 1 or else write 0.

Open in App

Solution

Suggest Corrections

Similar questions

(a + b) + (a^{2} + 2 b) + (a^{3} + 3 b) + . . . .

n

n .1 + (n - 1) .2 + (n - 2) .3 + . . . .1 . n .

\frac{n (n + 1) (n + 2)}{6}

(a + b) + (a^{2} + 2 b) + (a^{3} + 3 b) + . . . . .

(n + 1)^{2} .

1 + (1 + a) + (1 + a + a^{2}) + (1 + a + a^{2} + a^{3}) + . . . .

Join BYJU'S Learning Program