John is setting up his timetable for second semester. There are 7 courses that John is...

  

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John is setting up his timetable for second semester. There are 7 courses that John is interested in taking, but there is room for only 4 courses in his timetable. How many different groups of 4 courses can he choose to complete his timetable? 4. How many five letter words can be formed by using 3 of the letters from the word SONAR and 2 letters from the word HUT? John is setting up his timetable for second semester. There are 7 courses that John is interested in taking, but there is room for only 4 courses in his timetable. How many different groups of 4 courses can he choose to complete his timetable? 4. How many five letter words can be formed by using 3 of the letters from the word SONAR and 2 letters from the word HUT?

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CREATED BY ILHAN FIRKA NAJIA On the first question we can solve this problem using combinations ... View the full answer