Posted by **matt** on Thursday, January 20, 2011 at 6:41pm.

how do you find the square root of 49x^5?

- math -
**drwls**, Thursday, January 20, 2011 at 6:46pm
That would be 7*x^(5/2)

For a number, you would need to know the value of x.

x^(5/2) is the square root of x^5

- math -
**matt**, Thursday, January 20, 2011 at 6:47pm
where did you get the 2?

- math -
**drwls**, Thursday, January 20, 2011 at 6:51pm
The square root of any number x can be written x^(1/2)

That way,

x^(1/2) * x^(1/2) = x^1 = x

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