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Mathematics 13 Online
OpenStudy (anonymous):

\[9-\sqrt{3} \div 3-\sqrt{3}\]

OpenStudy (anonymous):

Gee willickers, mister! That's a mighty big looking expression there!

OpenStudy (anonymous):

That is what they have in the book

OpenStudy (anonymous):

It's actually pretty simple. Maybe it would be easier for you to visualize if you put the numerator over the denominator, that way you'd *see* which terms to eliminate.

OpenStudy (anonymous):

The answer is 3

OpenStudy (anonymous):

Actually it's 4....

OpenStudy (anonymous):

4 + sqrt of 3

OpenStudy (anonymous):

Yes.

OpenStudy (anonymous):

9-sqrt3 3-sqrt 3

OpenStudy (anonymous):

Multiply numerator and denominator by conjugate of denominator, then simplify and you'll get \[4+\sqrt{3}\]

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