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Mathematics 11 Online
OpenStudy (anonymous):

sqrt 3 - sqrt (1/3)

OpenStudy (anonymous):

\[\sqrt{3}-\sqrt{\frac{1}{3}}=\sqrt{3}-\frac{\sqrt{1}}{\sqrt{3}}=\sqrt{3}-\frac{1}{\sqrt{3}}\]

OpenStudy (anonymous):

then

OpenStudy (anonymous):

thank u

OpenStudy (anonymous):

\[\sqrt{3}-\frac{1}{\sqrt{3}}=\frac{3-1}{\sqrt{3}}=\frac{2}{\sqrt{3}}=\frac{2\sqrt{3}}{3}\]

OpenStudy (anonymous):

The last line just uses cross multiplication to put the whole thing over a common denominator, and in the last step, we've multiplied by \[\frac{\sqrt{3}}{\sqrt{3}}\]which is just 1 (so we put the surd expression into a 'nicer' form without changing the number.

OpenStudy (anonymous):

thank u sosossoo much!!

OpenStudy (anonymous):

No probs. Become a fan! I need the points ;)

OpenStudy (anonymous):

kk

OpenStudy (anonymous):

cheers

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