A computer password is to consist of five alphanumeric characters with no repeats. (An alphanumeric character is a letter from A to Z or a digit from 0 to 9.) How many such passwords are there?  passwords How many are there if the letter O and the digit 0 are excluded to avoid confusion?  passwords

Q: Entrance codes at Harvard require four numbers, which may be 0 thru 9 and may be repeated. How many…

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Q: 7 Three students wrote the number 678.23 in different ways. Crystal: Dakota: 6 hundreds, 7 tens, 8…

A: According to bartleby guidelines we do only first question and rest question can be reposted…

Q: If 10010+11010+12010+...+16C10-17Ck+1 then k O 10 9 12 11 QUESTION 46

A: Since you have posted a multiple question according to guildlines I will solve first question for…

Q: What is n? Input Output -1 32 64 128 2 256 3 4 1024

A: Consider

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Q: Using the digits 0,1,2,....8,9 determine how many of each type of the three-digit number can be…

A: Given digits 0, 1, 2, ............., 8, 9 Any three digit number with zero at its first place…

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A: Combination is a way of selecting items from a collection under certain conditions. Here the order…

Q: Thank you so much!

A: From the previous example every character is shifted by p units where p is an integer. Let x be the…

Q: An IP address can be written as a 32-bit number. For a class B network, the two most significant…

A: Given that : An IP address can be written as a 32 bit number for a class B network the two most…

Q: find the number of permutations of the letters of the word MATHEMATICS find the number of…

A: Given wordMATHEMATICSIt consists of 2 M's, 2 A's, 2 T's, 1 H, 1 E, 1 I, 1 C and 1 S.The number of…

Q: In how many way can we arrange the letters of the world DIGIT O NONE O 1260 O 60 O 30 O 24 O 120

A: Given, DIGIT  words are  D -> 1  I -> 2 G -> 1 T -> 1

Q: In how many ways can we arrange six letters of the word SWITZERLAND that starts with letter S? O…

A: Answer : - In how many ways can we arrange six letters of the word  SWITZERLAND  that starts with…

Q: -3, -9, -27, –81, ... a) How do you find the next term?

A: Given that  -3,-9,-27,-81,.... To find the next term

Q: A 4-Letter code to be formed using all the letters of the word HISTORY How many of these different…

A: No.of letters in the word " HISTORY " is 7

Q: Repeat 1.7 for the following numbers: (a) (-10)+(-11) (d) 11+9 (b) (-10)+(-6) (e) (-11)+(-4) (c)…

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Q: A particular state's license plates have 7 characters. Each character can be a Cap How many license…

A: Introduction: Permutations are referred to as arrangements, while combinations are referred to as…

Q: You want to buy a washing​ machine, and a salesperson tells you that the mean repair costs for Model…

A: Note - As per our policy, we provide solutions for three parts at a time. So, kindly submit another…

Q: A password must have 2 letters from the school acronym NDDU and 3 digits from 1 to 9. How many…

A: 2 letters from the school acronym NDDUand 3 digit from 1 to 9we have to find out the possible…

Q: Determine what digits go in the blank spaces and finish the problem in base five. 2 0 3 6 3 0 2…

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Q: The Chinese system presented in the text has symbols for 1 through 9, and also for 10, 100, and…

A: There is symbol for 1 to 9 and also for 10, 100, 1,000. We have to find largest number.

Q: How many 10-bit strings are there when a. there is no restrictions as to the format? b. The string…

A: Solution :-

Q: A password consists of 8 to 12 characters. It must have at least one uppercase letter and one number…

A: Answer is 535886256970012000.   Detailed solution is attached below.

Q: Select each expression that is equivalent to 36. O 9 * 3 +9 O 37 - 9 +3 O 3(23 - 13) O 15 * 2 + 2 *…

A: Given, expression whose value is 36.

Q: How many two-digit number with no repeat can we make using digits from {1,2,3,4,5}? none of these…

A: Digit used = { 1,2,3,4,,5 } we want to make two digit number with the help of above digits total no…

Q: How many unique codes are possibly formed from three parts, where the first part can be A to E, the…

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Q: How many three digit passwords can be creating with the digits 1, 2, 3, 7, 8 and 9. O a 90 O b. 60…

A: Given digit  1,2,3,7,8,9 Number of digit =6

Q: How many three digit passwords can be creating with the digits 1, 2, 3, 7, 8 and 9. O a. 60 O b. 216…

A: Given: Number of digits=6 Number of digits in password=3 The number of three digit password created…

Q: Determine whether the statement is true or false. Modify each false statement to make it a true…

A: A number y is said to be divisible by another number x if we are able to divide the number y with x…

Q: Outside a home, there is a 9-key keypad with letters A, B, C, D, E, F, G, H, and I that can be used…

A: Permutation: It defines the number of possible ways an object can be arranged or ordered. The…

Q: A Password consists a list (order counts) of symbols. Beulah makes a password from 2 different…

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Q: Write down one six-digit number with a 2 in the tens plate (n = _ _ _ _ 2 _ ) that satisfies as many…

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Q: How many eight-symbol computer passwords can be formed using the letters A to J and the digits 4 to…

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Q: How 10-element multisets can be made from the symbols {a,b,c,d}? many O 720 O 286 O 120 O 24

A: Given data: How many 10-element multisets can be made from the symbols {a,b,c,d}?

Q: Gigi has a landline phone number 6-521-7271. How many distinguishable permutations does his number…

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Q: How many different​ 10-letter words​ (real or​ imaginary) can be formed from the following​ letters?…

A: The objective of this question is to find out the number of different 10-letter words that can be…