Question

if A={-2,1,4} then write two binary relations in a also write their domains and ranges​

Answer 1

Answer:domain = -2

Range = -2, 1

Step-by-step explanation:

AxA=(-2,1,4)(-2,1,4) = { (-2,-2),(-2,1),(-2,4),(1,1),(1,-2),(1,4),(4,-2),(4,1),(4,4)}

Now choose any two set let say (-2,-2) &(-2,1)

Range = -2,1

Domain=-2