Solve the problem. How many four-digit codes can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if the last digit cannot be 0 or 1 or 2 and repetition of digits is allowed? ○ 720 ○ 7000 о 700 7200 none of these

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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I need help with this problem and an explanation for the solution described below (Discrete mathematics) - Operations on sets, Venn Diagram for counting and set operations, Permutations, Combinations:

Solve the problem.
How many four-digit codes can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if the last digit cannot be 0 or 1 or 2 and repetition of digits is
allowed?
○ 720
○ 7000
о
700
7200
none of these
Transcribed Image Text:Solve the problem. How many four-digit codes can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if the last digit cannot be 0 or 1 or 2 and repetition of digits is allowed? ○ 720 ○ 7000 о 700 7200 none of these
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