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OpenStudy (anonymous):
simplify 45 sqrt * 80 sqrt please help me solve with working
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OpenStudy (mertsj):
\[\sqrt{45}\sqrt{80}=\sqrt{9(5)}\sqrt{16(5)}=3\sqrt{5}(4\sqrt{5})=12(5)=60\]
OpenStudy (anonymous):
Is this what you mean? \[\sqrt{45}*\sqrt{80}\]
OpenStudy (anonymous):
or \[\sqrt{45 *\sqrt{80}}\]
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