Miss Morrison has a test bank of multiple choice questions. 15 questions arecombinations, and 12 are permutations. Miss Morrison is writing a test with 12multiple choice questions.a) How many different tests can she write if she wants to choose 7 combinationand 5 permutation multiple choice questions.b) After she has chosen the 12 questions, in how many orders can she put them onthe test?

Answered: Image /qna-images/answer/6f7c661b-d1bc-41e0-bb5c-c73586e92564.jpg

Answered: Miss Morrison has a test bank of…

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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