A binary operation ⊕ om real numbers is defined by x ⊕ y = xy
MATHEMATICS
JAMB 2011
A binary operation ⊕ om real numbers is defined by x ⊕ y = xy + x + y for two real numbers x and y. Find the value of 3 ⊕ - 23.
- A. - 1/2
- B. 1/3
- C. -1
- D. 2
Correct Answer: B. 1/3
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