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Mathematics 8 Online
OpenStudy (anonymous):

Someone help me with this radical really quick?

OpenStudy (anonymous):

What is the question?

OpenStudy (anonymous):

OpenStudy (anonymous):

so its 3.40

OpenStudy (anonymous):

the choice they give are still in fraction form

OpenStudy (mathstudent55):

sqtr(81) = ? It's a perfect square, so you should know it. To simplify this fraction, first write sqrt(81) as a simple number. Then multiply the fraction by sqrt(7)/sqrt(7) to get rid of the readical in the denominator.

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