S? the first letter must be E, X, T, or L, and all the letters in the word must be different, then there are 7-letter words. he first letter must be E, X, T, or L, and letters can be repeated, then there are 7-letter words. e first letter must be E, X, T, or L, and the last letter must be S and all the letters in the word must be different, then there are

S? the first letter must be E, X, T, or L, and all the letters in the word must be different, then there are 7-letter words. he first letter must be E, X, T, or L, and letters can be repeated, then there are 7-letter words. e first letter must be E, X, T, or L, and the last letter must be S and all the letters in the word must be different, then there are

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter8: Sequences, Series,and Probability

Section8.6: Counting Principles

Problem 8ECP: In how many different ways can two letters be chosen from the letters A, B, C, D, E, F, and G? (The...

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