Composition of Functions
Trending Questions
Q. The equation sin(sin−1x)=2−x2 holds good for
- no negative value of x
- no real value of x
- one real value of x
- atleast one negative value of x
Q. Let f:N→R be a function satisfying f(1)+2f(2)+3f(3)+4f(4)+…+nf(n)=n(n+1)f(n) for n≥2. If f(1)=1, then which of the following is/are true?
- f(2), f(3) and f(4) are in H.P.
- f(999)=11998
- f(1998)=11998
- f(1003)=12006