Question

Verify the closure property for addion and multiplication for the rational number -5/7 and 8/9

Answer 1

Answer:

-5/7 when added to 8/9 ,we get 11/63

Step-by-step explanation:

-5/7+8/9=-11/63(a rational number)

-5/7×8/9=-40/63(a rational number)

hence,closure properties are for addition and multiplication