(a) How many ways are there to pair up the elements of 1, 2, that each pair has sum at least 15? (b) How many ways are there to pair up the elements of 1, 2, that each pair has sum at least 13? (c) How many ways are there to pair up the elements of 1, 2, that each pair has sum at least 2001? ... 14 into seven pairs so .... 14 into seven pairs so .... 2024 into 1012 pairs so
(a) How many ways are there to pair up the elements of 1, 2, that each pair has sum at least 15? (b) How many ways are there to pair up the elements of 1, 2, that each pair has sum at least 13? (c) How many ways are there to pair up the elements of 1, 2, that each pair has sum at least 2001? ... 14 into seven pairs so .... 14 into seven pairs so .... 2024 into 1012 pairs so
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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