Y = ABC + ABC + ABC + ABC, A class contains 10 students with 6 boys and 4 girls. What is the name of compound given on the right? c. the strings BA and FGH? Please repost by mentioning, A: Since we only answer up to 3 sub-parts, well answer the first 3. This textbook answer is only visible when subscribed! MEiE!j!S`{ y%k[`?X5 bS?&&p[0 How many strings of six letters are there? - SolvedLib A: 20. It does not store any personal data. How many bit strings with length not exceeding n, where n is a positive integer, consist entirely of 1s, not counting the empty string? C(10,3)+C(10,4)+C(10,5)+C(10,6)+c(10,7) = 912. >> c?jy_LrD4"*?9*R1TZ[=T: "9"M *  Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. c. that start with a vowel, if letters can be repeated? (6 points) How many strings of 6 uppercase English letters are there 1) if letters can be repeated? 15 0 obj << Statistics and Probability questions and answers, i. Each play at least one game of the following games; volleyball, basketball, table tennis. If starting and ending letters are same and letters can't be repeated? Its oil having case this year? ;[p*Y>wE#M1*KX#>%?z9!97An#l**bI$"E Ml:}g4ihD"'};RKh0iHeMBUlT X>a:pF$WgS$J.#croV Discrete Mathematics and its Applications. c. 4(999897) = 3,764,376 It's true one. 3 22 24 26 30 35 40 y 12 21 33 35 40 36 a. h. none of the people holding tickets 19, 47, 73, and 97 win prizes? String Length Calculator | Easily Count Your Text Length 2021 All right. so k2 = 2 (2 Bs) =, A: a). 1 Answer Sorted by: 4 The reason is because 26 5 is the list of all strings of length five, and while there are six different ways to insert an "a" into each of those strings, some of those strings already have an "a" or more than one "a" in them. How many bit strings are there of length six or less, not counting the empty string? = 240 How many bits strings are there of the length six.. 4. How many bit strings of length 10 both begin and end with 1? CH; ~C== Hjc (S)-3-methyl-4-hexyne b. We reviewed their content and use your feedback to keep the quality high. If either starts with letter X or end with letter Y and the letters can be repeated? (You can select multiple answers if you think so) Your answer: Volumetric flask is used for preparing solutions and it has moderate estimate of the volume. 22 0 obj n r = 2 6 6 = 308, 915, 776 n^r=26^6 . Somebody just downvoted all the posts here. This cookie is set by GDPR Cookie Consent plugin. h. that start and end with X and contain at least one vowel, if letters can be repeated? 2^7-1. C(19,12) = 50,388 16 0 obj << My simple bits are there. How many different three-letter initials can people have? ; Three 'x'es: choose three places and fill remaining one place with . What would the difference between "The number of 6-letter strings with no vowels" and "The number of 6-different-letter combinations with no vowels" mean? How many strings of eight English letters are there- How many strings of six letters are there, using the English letters?
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