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OpenStudy (anonymous):
3√18 + 2√72 simplify
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OpenStudy (anonymous):
\[21\sqrt{2}\]
OpenStudy (anonymous):
can you do the work plz?
OpenStudy (anonymous):
\[3\sqrt{18}=9\sqrt{2} 2\sqrt{72}=12\sqrt{2} 9\sqrt{2}+12\sqrt{2}=21\sqrt{2}\]
OpenStudy (anonymous):
sorry it got messed up im new to this site
OpenStudy (anonymous):
wat
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OpenStudy (anonymous):
lol
OpenStudy (anonymous):
it is 3root18 = 9root2 2root72 = 12root2 12root2 + 9root2= 21root2
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