Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES)
Period of `f(x)= e^(cos{x})+sin pi[x] ` is `([.]` and `{.}` denote the greatest integer function and fractional part function respectively
A. |
1 |
![]() |
B. |
2 |
C. |
`pi` |
D. |
`2pi` |