Compute the following combinations. a) ("). 3500 (3499, State the answer using combinations. c) The number of edges in the complete graph K21 ·
Compute the following combinations. a) ("). 3500 (3499, State the answer using combinations. c) The number of edges in the complete graph K21 ·
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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Transcribed Image Text:Compute the following combinations.
a) (4).
3500
b) (3499)
State the answer using combinations.
c) The number of edges in the complete graph K21·
d) How many 7 bit strings have exactly three 1's?
e) How many 23 bit strings have exactly one 1?
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