SOLUTION: given 4 distinct objects, if you take 2 at the time, the possible number of combinations is equal 2

Algebra ->  Permutations -> SOLUTION: given 4 distinct objects, if you take 2 at the time, the possible number of combinations is equal 2      Log On


   

Question 1002205: given 4 distinct objects, if you take 2 at the time, the possible number of combinations is equal 2
Answer by fractalier(6550) About Me  (Show Source):
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Four taken two at a time makes for six combinations...
4! / 2!(2!) = 4x3 / 2x1 = 6
Choose two from abcd...
ab, ac, ad, bc, bd, and cd.