Math, asked by sarlamalik3935, 9 months ago

If1x2+2x3 + 3x4 +4x5 + ... upto n terms/1 +2 +3 +4 + ... upto n term=100/3, find n

Answers

Answered by devi80rupa

1

Answer:

12+12+20+11= add it

100/3 and divide it

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