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nC6=nC14?

asked Dec 5, 2014 in ALGEBRA 2 by anonymous
reshown Dec 5, 2014 by yamin_math

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1 Answer

The Expression is .

Using the properties of Combinations() ⇒

Then let us write

Using the properties of Combinations() ⇒

n - 6 = 14

n = 20

Then the value of n is 20.

answered Dec 5, 2014 by Lucy Mentor
edited Dec 5, 2014 by Lucy

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