Definite IntegrationHard
Question
(where [ ] denotes the greatest integer function and n ∈ I) is equal to : Options
A.0
B.2n
C.2nπ
D.4n
(where [ ] denotes the greatest integer function and n ∈ I) is equal to : (where [ ] denotes the greatest integer function and n ∈ I) is equal to : 
∴ 
= 0
= 2n 
= 4n 
= 4n