The series : 1,3,5,7,... can be represented by a general term which is .

2n-1

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2n+3

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3n+3

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Solution

The correct option is A 2n-1
The terms of the series can be written as
1 = (2 $\times$ 1) - 1,
3 = (2 $\times$ 2) - 1,
5 = (2 $\times$ 3) - 1.
Hence, the terms of the series can be represented by a general term which is 2 $\times$ n - 1 = 2n-1.

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The series : 1,3,5,7,... can be represented by a general term which is .

The correct option is A 2n-1The terms of the series can be written as 1 = (2×1) - 1, 3 = (2×2) - 1, 5 = (2×3) - 1. Hence, the terms of the series can be represented by a general term which is 2×n - 1 = 2n-1.

The correct option is A 2n-1
The terms of the series can be written as
1 = (2 $\times$ 1) - 1,
3 = (2 $\times$ 2) - 1,
5 = (2 $\times$ 3) - 1.
Hence, the terms of the series can be represented by a general term which is 2 $\times$ n - 1 = 2n-1.