Answer
34
Work Step by Step
0! = 1,
1! = 1,
2! = 2,
3! = 6,
4! = 24.
Hence,
1+1+2+6+24 = 34.
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 2 - Section 2.4 - Sequences and Summations - Exercises - Page 170: 45
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