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OpenStudy (anonymous):
√(75) . √(135)
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OpenStudy (anonymous):
√75 = 8.660254, √135 = 11.61895
OpenStudy (anonymous):
\[\sqrt{75} \times \sqrt{135}=\sqrt{10125}\]10125 factors as 81 x 25 x 5, so\[\sqrt{10125}=\sqrt{81 \times 25 \times 5}=\sqrt{81} \times \sqrt{25} \times \sqrt{5}=9.5.\sqrt{5}=45\sqrt{5}\]
OpenStudy (anonymous):
Okay?
OpenStudy (anonymous):
Thank you very much!
OpenStudy (anonymous):
np :)
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