orked it out an
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...
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Is the answer 7? I worked it out and that's what I got but on the answer key my teacher gave me it says that the answer is 6? Which one is correct?
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