Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
Related questions
Question
![Let (") denote the binomial coefficient (also written as C(n, r) or nCr).
Then
(,",) + (:) =
n
O ()
r+1
O ()](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F20d67e85-f281-4591-961d-b8ab5ff59b24%2F1b984e2f-b33f-4bb1-9cde-ccceda92669d%2Fw24itel_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Let (") denote the binomial coefficient (also written as C(n, r) or nCr).
Then
(,",) + (:) =
n
O ()
r+1
O ()
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