(1) + (1 + 1) + (1 + 1 + 1) + ……. + (1 + 1 + 1 + …… n – 1 times) = ….. – OfficerPath

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MCQ Practice

(1) + (1 + 1) + (1 + 1 + 1) + ....... + (1 + 1 + 1 + ...... n - 1 times) = ......

Subject: MathematicsTopic: Progressions

A

$$frac{{nleft( {n + 1} right)}}{2}$$

B

$$frac{{nleft( {n - 1} right)}}{2}$$

C

$${n^2}$$

D

$$n$$

Correct Answer: B

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