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#1 2007-09-30 01:08:26

shibumaths
Member
Registered: 2007-09-30
Posts: 1

square roots

how do i solve
find the square root of 3 raised to the power of 8

and
find the sq root of 2 raised to power of4 multipliedby 3 raised to the power of2

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#2 2007-09-30 01:14:50

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,966

Re: square roots

(1)  (√3)^8 = (3)^4 = 3x3x3x3 = 81

(2) (√2)^4 x 3² = 2² x 3² = 4 x 9 = 36.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#3 2007-09-30 01:23:52

shibumaths
Member
Registered: 2007-09-30
Posts: 1

Re: square roots

thank you,ganesh

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#4 2007-09-30 01:26:22

shibumaths
Member
Registered: 2007-09-30
Posts: 1

Re: square roots

how do i solve
find the square root of 441 divided by 144

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#5 2007-09-30 01:30:46

Daniel123
Member
Registered: 2007-05-23
Posts: 663

Re: square roots

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#6 2007-09-30 01:35:38

shibumaths
Member
Registered: 2007-09-30
Posts: 1

Re: square roots

find the cube root of 729
find the cube root of 216

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#7 2007-09-30 01:41:16

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,966

Re: square roots

Cube roots can be found using prime factorization.

729=3x3x3x3x3x3=9x9x9
Therefore,cube rootof 729 = 9.

216= 2x3x2x3x2x3=2x2x2x3x3x3

Therefore,cube root of 216=2x3=6.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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