There are 40 cards in total. Every card has only one integer written on it. For each integer i = 1, 2, ..., 20, there is exactly one card with number i. There are 20 cards with number 0. How many different ways are there to choose 20 cards among these cards?
There are 40 cards in total. Every card has only one integer written on it. For each integer i = 1, 2, ..., 20, there is exactly one card with number i. There are 20 cards with number 0. How many different ways are there to choose 20 cards among these cards?
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 54SE: How many unique ways can a string of Christmas lights be arranged from 9 red, 10 green, 6 white, and...
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Transcribed Image Text:There are 40 cards in total. Every card has only one integer written on it. For each integer i = 1, 2, ..., 20, there is exactly one card with number i. There are 20 cards with number 0. How many different
ways are there to choose 20 cards among these cards?
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