WAEC Mathematics 2017 Objective — Question 8
Question 8 of 50 from the West African Examinations Council (WAEC) Mathematics 2017 Objective paper, with the correct answer and a full explanation.
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If x=2/3 and y=-6, evaluate xy - y/x
- A. A. 0
- B. B. 5Correct
- C. C. 8
- D. D. 9
Explanation
xy - y/x = (2/3)(-6) - (-6)/(2/3) = -4 - (-6x3/2) = -4+9 = 5.
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