The sum up to 10 terms of the series 1\cdot 3 + 5\cdot 7 + 9... — Quantitative Ability 2021

Question 161 Quantitative Ability 2021 Medium NAT +4.00 marks

The sum up to 10 terms of the series \(1\cdot 3 + 5\cdot 7 + 9\cdot 11 + \dots\) is ______

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