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OpenStudy (anonymous):
How do I simplify this? -9sqrt(28a^2)*1/3sqrt(63a) It equals -126 Sqrt[a] Sqrt[a^2]
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OpenStudy (jim766):
\[-9\sqrt{28a ^{2}}* \frac{ 1 }{ 3 }\sqrt{63a}\] right?
OpenStudy (anonymous):
./facepalm. Ya, that is the right question. XD
OpenStudy (jim766):
\[-9*2a\sqrt{7}* \frac{ 1 }{ 3 }*3\sqrt{7a}\]
OpenStudy (jim766):
\[-18a \sqrt{7}* \sqrt{7a}\]
OpenStudy (jim766):
\[-126 \sqrt{a}\]
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OpenStudy (anonymous):
Awesome, thanks a ton:)
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