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Hard
Question
If x
r
= CiS
for 1 ≤ r ≤ n ; r, n ∈ N then -
Options
A.
= - 1
B.
= 0
C.
= 1
D.
= 0
Solution
-
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for 1 ≤ r ≤ n ; r, n ∈ N then - for 1 ≤ r ≤ n ; r, n ∈ N then -
= - 1= - 1= 0= 0
= 1= 1= 0= 0 for 1 ≤ r ≤ n ; r, n ∈ N then -= - 1= 0= 1= 0