A binary operation Å on a set of integers is defined as xÅy=x2+y2. Which one of the following statements is TRUE about Å ?
A. Commutative but not associative
B. Both commutative and associative
C. Associative but not commutative
D. Neither commutative nor associative
Answer:A
A binary operation Å on a set of integers is defined as xÅy=x2+y2. Which one of the following statements is TRUE about Å ?
A. Commutative but not associative B. Both commutative and associative C. Associative but not commutative D. Neither commutative nor associative