6. A student is to answer 11 out of 14 questions. Find the number of choices where the studentmust answer:(a) the first two questions;(b) exactly 3 out of the first 5 questions(c) the first or second question but not both; .(d) at least 3 of the first 5 questions.

Answered: Image /qna-images/answer/e93d2c3c-d11b-4725-a8a7-dc5adb7eb8c7.jpg

Answered: 6. A student is to answer 11 out of 14…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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? = 6; ? = 2 P(5 ≤ x ≤ 8)

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6. A student is to answer 11 out of 14 questions. Find the number of choices where the student must answer: (a) the first two questions; (b) exactly 3 out of the first 5 questions (c) the first or second question but not both; . (d) at least 3 of the first 5 questions.