Question

4.If A = {1, 2, 3), B = {a,b,c,d) and f =
{(1, a), (2.b), (3,d)), then fis
1 point
O Constant function
O an one - one function
O an onto function
O an one - one onto​

Answer 1

Answer:

one-one function

Step-by-step explanation:

Because each element in domain(A) has an image in co domain(B)

It is not onto because every element of B doesn't have a pre image. element c in B doesn't have a pre-image