SOLUTION: In how many different ways can a president, vice president and secretary be elected from a class of 20 students?
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Question 440868: In how many different ways can a president, vice president and secretary be elected from a class of 20 students?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
20 students combined three at a time equals 20C3:
20x19x18x17!/3x2x17!=20x19x3=1140 different ways three officers can be chosen from a class of 20.
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