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AP EAMCET · Maths · Functions

If f:RR is defined as f(x)=x-[x]+3,xR, then f is

  1. A not a function
  2. B a periodic function with period π
  3. C a periodic function with period 1
  4. D an invertible function
Verified Solution

Answer & Solution

Correct Answer

(C) a periodic function with period 1

Step-by-step Solution

Detailed explanation

f:R→R f(x)=x-[x]+3 ⇒f(x)={x}+3 {x} is periodic with period So, f(x) is periodic with period 1.