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Mathematics 15 Online
OpenStudy (anonymous):

Could someone check my answer for Algebra II, please?

OpenStudy (anonymous):

\[\sqrt[7]{x^5}*\sqrt[7]{x^5}\]

OpenStudy (anonymous):

I'm gonna take a guess and say it's x^4/9?

OpenStudy (anonymous):

Hey, remember that \[\huge \sqrt[n]{x^m} \implies x ^{\frac{ m }{ n }}\]

OpenStudy (anonymous):

So if you have \[\huge \sqrt[7]{x^5} \implies x ^{\frac{ 5 }{ 7 }}\]

OpenStudy (anonymous):

And if you have to of them, when you multiply by exponents you are essentially adding the exponents :)

OpenStudy (anonymous):

\[\huge \sqrt[7]{x^5} \times \sqrt[7]{x^5} \implies x ^{\frac{ 5 }{ 7 }+\frac{ 5 }{ 7 }} \implies x^?\]

OpenStudy (anonymous):

Umm, would it be just x? Sorry, Algebra II is VERY new to me!

OpenStudy (anonymous):

Wait x^10/7?

OpenStudy (anonymous):

Yes :) you're just adding now ^.^

OpenStudy (anonymous):

And you can put it in radical form as well if you like which is \[\huge \sqrt[7]{x^{10}}\]

OpenStudy (anonymous):

Thanks so much! But that's not a given answer...

OpenStudy (anonymous):

What are the given answers?

OpenStudy (anonymous):

\[(x^5)^{2/7}\] is also an answer.

OpenStudy (anonymous):

\[√x\] \[(x)^(4/9)\] x \[\sqrt[7]{x^3}\]

OpenStudy (anonymous):

Which is the same thing

OpenStudy (anonymous):

Oh wait that last one is wrong.... here!:

OpenStudy (anonymous):

:P

OpenStudy (anonymous):

|dw:1413237755584:dw|

OpenStudy (anonymous):

What was the first answer?

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