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Prove that 1/9!+1/10!+1/11!=122/11!

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Prove that 1/9!+1/10!+1/11!=122/11!

Posted by Prajwal Dwivedi 6 years, 7 months ago

CBSE > Class 11 > Mathematics

1 answers

Meghna Tyagi 6 years, 7 months ago

1/9!+1/10*9!+1/11*10*9! =11*10+11+1/11*10*9! =122/11! henceprove

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