P^7n^3/p^4n^2 simplified a.p^3n b.p^11n^5 c.(1/p^3n) d.(1/p^11n^5)
1 answer:
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Remark
Many calculators have a key that will do this in one step. Mine is one of them. So let's start with the answer and then we'll do it the long way.
9C3 = 84. You put it into your calculator as 9 2nF nCr 3 =
Solution
3*4*7 = 84 which is what you set out to show.