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Algebra

Cool goIITian

 Joined: 8 Sep 2008 Post: 66
21 Nov 2009 21:35:29 IST
0 People liked this
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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?

Blazing goIITian

Joined: 28 Apr 2009
Posts: 997
21 Nov 2009 21:37:20 IST
0 people liked this

yaar same as square root jaise square root lete hue we take squares select two digits here we select 3 digits and take cubes!

Cool goIITian

Joined: 10 Nov 2009
Posts: 51
21 Nov 2009 21:59:15 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

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

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