Find sum of first n terms for sequence 1 x 2, 2 x 3, 3 x 4, ……

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"Sum of the first `n` terms of the series `1/2+3/4+7/8+(15)/(16)+` is equal to (1988, 2M) `2^n-n-1

Find the sum to n terms | 1.2 + 2.3 + 3.4 + 4.5 + ….. | Sequence and Series | NCERT | Std 11 | Maths

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Find sum of first n terms for sequence 1, 1 +3, 1 + 3 +3^2, 1 + 3 + 3^2 + 3^3, ……

The sum of the first n terms of the series 1/2+3/4+7/8+15/16+……… is (1) 2^n-n-1 (2) 1-2^-n (3) n+...

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Find the sum of first n terms and the sum of first 5 terms of the geometric series 1 + 2/3 + 4/9 + …

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Sequences and Series || Find the sum of first n terms of the series 1/2, 3/4, 7/8, 15/16, ..........

Find the sum of 40 terms of the series 1+2+3+4+5+8+7+16+9+

sum of finite series/nth sum of infinite series #shorts #youtubeshorts

The sum of the first n terms of the series 1/2+3/4+7/8+15/16+… is (a) 2^n-n-1 (b) 1-2^-n (c) n+2^...

Sum of the first n terms of the series 1/2+3/4+7/8+15/16+⋯ is equal to

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Find the sum to n terms 1/2 + 3/4 + 7/8 + 15/16 + ...

Find the sum of first n terms and the sum of first 5 terms of the geometric series 1 + `2/3` +`4...