1.

Let f(x+y)=f(x)f(y) and f(x) = 1 + (sin2x) g(x)where g(x) is continuous . Then f^(1) (x) equals

Answer»

`f(x) g(0)`
`2f(x) g(0)`
`2G(0)`
`2f(0)`

Answer :B


Discussion

No Comment Found