JAMB Mathematics 2010 Objective — Question 23
Question 23 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2010 Objective paper, with the correct answer and a full explanation.
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23. If x*y=x+y^2, find the value of (2*3)*5. A. 55 B. 36 C. 25 D. 11
- A. 55
- B. 36Correct
- C. 25
- D. 11
Explanation
2*3 = 2+3^2 = 11. 11*5 = 11+5^2 = 11+25 = 36.
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