Let f be a real valued function satisfying f (x + y) = f (x) f (y) for all x, y ∈ R such…
Mathematics · JEE Main · NTA Exams — Sets, Relations and Functions
Let f be a real valued function satisfying
f (x + y) = f (x) f (y) for all x, y ∈ R such that f (1) = a. Then, f (x) =
f (x + y) = f (x) f (y) for all x, y ∈ R such that f (1) = a. Then, f (x) =
- ax
- ax
- xa
- none of these
Answer
(A) a x
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