Question: 5 attempts remaining. How many strings of 4 lower case English letters are there that have the letter x in them somewhere? Here strings may

5 attempts remaining.
How many strings of 4 lower case English letters are there that have the letter x in them somewhere? Here strings may use the same letter more than once. (Hint: It might be easier to first count the strings that don't have an x in them.)
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5 attempts remaining. How many strings of 4 lower case English

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