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If f(x) is a real valued function such t...

If `f(x)` is a real valued function such that
`f(x + 6) - f(x + 3) + f(x) = 0, AA x in R`, then period of `f(x)` is

A

6

B

12

C

18

D

24

Text Solution

Verified by Experts

The correct Answer is:
C
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