Let N be the set of natural numbers and twofunctions f and g be defined as f,g : N → Nsuch that : f (n) = (\table {n+1}/2 , \if \n \is \odd;n/2 , \if \n \is \even and g (n) = n - (-1)^n . The fog is : [10 Jan 2019 Shift 2]

Correct Answer is : onto but not one-one

JEE Main 10 Jan 2019 Shift 2 Solved Paper

Section: Mathematics

Question : 46 of 90

Marks: +1, -0

Let N be the set of natural numbers and twofunctions f and g be defined as f,g : N → Nsuch that : f (n) = (

n+1

if‌n‌is‌odd

if‌n‌is‌even

and g (n) = n - (−1)n . The fog is :

[10 Jan 2019 Shift 2]

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n+1	n‌is‌odd
n−1	n‌is‌even