SOLUTION: Ca you pls help me with math set D={5,7,9} determine n (D)

SOLUTION: Ca you pls help me with math set D={5,7,9} determine n (D)

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Question 967113: Ca you pls help me with math set D={5,7,9} determine n (D)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Count the number of unique elements in D.
It's that simple.
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