Question

2. {(x, y)/x+y = 5} where x, y E R is a
(a) not a function (b) a composite function (c) one-one mapping (d) none of these​

Answer 1

D) None of these

Hope it is useful to you

Answer 2

Answer:

c is correct option

Step-by-step explanation:

x+y=5

4+1=

3+2

2+3

1+4

0+5

5+0

are possibilities so, it's clear that it is one to one function