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Let f be a function satisfying f(x+y)=f(...

Let f be a function satisfying `f(x+y)=f(x) + f(y)` for all `x,y in R`. If `f (1)= k` then `f(n), n in N` is equal to

A

`k^(n)`

B

nk

C

k

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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