Q1

MCQ1 mark, −0.33

A binary operation $\oplus$ on a set of integers is defined as $x \oplus y = x^{2}+y^{2}$ . Which one of the following statements is TRUE about $\oplus$ ?

(A)

Commutative but not associative

(B)

Both commutative and associative

(C)

Associative but not commutative

(D)

Neither commutative nor associative

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