Question

If A = {0, 1, 2, 3, 4}, B ={0,1,-1,√2,√3, 2} then which of the following is a function from A to B?
(i) {(0, 0), (1, 1), (2,√2), (3,√3), (4, 2)}
(ii) {(0,0), (1,1), (1,-1), (2,√2), (3,√3), (4,2)}
please answer it guys urgent
please give correct step wise explanation otherwise I will report your answer​

Answer 1

Step-by-step explanation:

i) one is the correct option because every element has single image,

whereas, in ii) 1 has two images i.e. 1,-1

hope it helps u