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Express 81 as the sum of …

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Express 81 as the sum of 9 odd numbers

Posted by Satyanarayan Sharma 5 years, 3 months ago

CBSE > Class 08 > Mathematics

3 answers

Annalakshmi Senthilkumar 5 years, 3 months ago

1+3+5+7+9+11+13+15+17

0Thank You

V. Deepak Kumar 5 years, 3 months ago

81- 1+3+5+7+9+11+13+15+17-9²

2Thank You

Renvil Vian 5 years, 3 months ago

81 = 1+3+5+7+9+11+13+15+17 As 9^2 is 81, we have 9 continuos odd numbers

0Thank You

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CBSE > Class 08 > Mathematics