Question
Mathematics Question on Sum of First n Terms of an AP
Sum to 10 terms of the series 1+2(1.1)+3(1.1)2+4(1.1)3+..., is
A
85.12
B
92.5
C
96.75
D
None of these
Answer
None of these
Explanation
Solution
Let x=1.1, then
Sum to 10 terms of the series 1+2(1.1)+3(1.1)2+4(1.1)3+..., is
85.12
92.5
96.75
None of these
None of these
Let x=1.1, then