Deirdre S.
asked • 04/11/15Rationalize the denominator and simplify.
square root of 30/b square root of 5 +5 square root of 6
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1 Expert Answer
Raymond B. answered • 05/03/21
Tutor
5
(2)
Math, microeconomics or criminal justice
sqr30/(6sqr5+5sqr6) multiply by the conjugate (6sqr5-5sqr6) to get
sqr30(6sqr5-5sqr6)/(36(5) - 25(6))
= (6sqr150 -5sqr180)/(180-150)
= (6(5)sqr6-5(6)sqr5)/30
= sqr6 - sqr5
= about 2.45-2.24 = 0.21
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Mark H.
04/11/15