DM-Sets,Relations and Functions-Q4

+1 vote

Below function is defined from positive integers to all integers 

\text{f(n) = (n-1)/2 if n is odd, }

             \text{-n/2 if n is even }

Which of the following statements is true?

(A). It is one to one but not onto

(B). It is onto but not one-one

(C). It is bijection

(D). It is neither One-One nor Onto

asked Jul 5 in Discrete Maths by gbeditor (23,750 points)
reshown Jul 6 by gbeditor

1 Answer

0 votes
C bijection is correct one
answered Jul 6 by tsnikhilsharmagate2018 (31,010 points)