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how many selection of four letters can be made from word 'proportion'.(dont solve by mutinomial theorm)

how many selection of four letters can be made from word 'proportion'.(dont solve by mutinomial theorm)

Grade:12

1 Answers

SAGAR SINGH - IIT DELHI
878 Points
13 years ago

Dear student,

Required selections=10P4/2!3!

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