1.

The range off(x)=[1+sinx]+[2+sin""x/2]+[3+sin""x/2]+...+[n+sin""x/n]AA x in [0, pi], where [.] where denotes the greatest integer function, is

Answer»

`{(N^(2)+n-2)/(2),(n(n+1))/(2)}`
`{(n(n+1))/(2)}`
`{(n^(2)+n-2)/(2), (n(n+1))/(2), (n^(2)+n+2)/(2)}`
`{(n(n+1))/(2),(n^(2)+n+2)/(2)}`

ANSWER :D


Discussion

No Comment Found