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Algebra
Srijita's Avatar
Srijita
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Joined: 8 Sep 2008
Post: 66
21 Nov 2009 21:35:29 IST
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how to get cube root of nos like 90,135,205...etc?
Engineering Entrance , JEE Main , JEE Main & Advanced , Mathematics , Algebra

how to get cube root of nos like 90,135,205...etc?


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Abhinav Jain's Avatar

Abhinav Jain
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Joined: 28 Apr 2009
Posts: 997
21 Nov 2009 21:37:20 IST
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yaar same as square root jaise square root lete hue we take squares select two digits here we select 3 digits and take cubes!
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Susin
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Joined: 10 Nov 2009
Posts: 51
21 Nov 2009 21:59:15 IST
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  1. Take log
  2. eg. 901/3
  3. By taking log 901/3 becomes 1/3log90
  4. Then by taking antilog cube root of 90 is obtained

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Susin
Cool goIITian

Joined: 10 Nov 2009
Posts: 51
21 Nov 2009 22:01:04 IST
1 people liked this

  1. Take log
  2. eg. 901/3
  3. By taking log 901/3 becomes 1/3log90
  4. Then by taking antilog cube root of 90 is obtained

Reply


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