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Find the sum of first n terms of the G.P...

Find the sum of first n terms of the G.P.
`5, -3, (9)/(5), -(27)/(25), …`

Text Solution

Verified by Experts

The correct Answer is:
(i) `(25)/(8)[1-(-(3)/(5))^(n)]`
(ii) `(1024)/(3)[1-((1)/(4))^(n)]`
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Knowledge Check

  • Find the sum of 1+3+5+…+ to 40 terms

    A
    `1600`
    B
    `1060`
    C
    `1640`
    D
    `1460`

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