Math, asked by nc6285920, 2 months ago

find the sum of ‘n’term of the series 1×2+2×3+3×4+4×5---------

Answers

Answered by arshdhami234

1

Answer:

580 answer

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Answered by omj955794

1

Answer:

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Step-by-step explanation:

1×2+2×3+3×4+4×5

2+6+12+20

8+12+20

20+20

40

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