A multiple-choice test contains 10 questions. There are four possible answers for each question. n (a) How
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Question:
A multiple-choice test contains 10 questions. There are four possible answers for each question. n
(a) How many ways can a student complete the test if every question must be answered?
(b) How many ways can a student complete the test if questions can be left unanswered?
Related Book For
Discrete and Combinatorial Mathematics An Applied Introduction
ISBN: 978-0201726343
5th edition
Authors: Ralph P. Grimaldi
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