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Mathematics 7 Online
OpenStudy (anonymous):

√(169y^4 )

OpenStudy (marissalovescats):

|dw:1373163155946:dw|

OpenStudy (marissalovescats):

Well you know that y^4 square rooted is y^2. So now all you have to do is simplify sqroot169.

OpenStudy (campbell_st):

look at it this way it may help \[\sqrt{169y^4} = \sqrt{169} \times \sqrt{(y^2)^2}\]

OpenStudy (anonymous):

13y^2?

OpenStudy (marissalovescats):

sqroot 169 is 13 sooo |dw:1373163239441:dw|

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