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OpenStudy (llroberts43):
15/√6 I know I need to rationalize the denominator, so I come up with 15√6/6. Now the book tells me to divide that numerator and denominator by 3. Why 3?
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OpenStudy (danjs):
if you want to simplify that more, 3 can be factored from both the 15 and the 6 as the greatest common factor
OpenStudy (llroberts43):
Oh, I feel like an idiot....lol. Thank you
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