JAMB Mathematics 2019 Objective — Question 11
Question 11 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2019 Objective paper, with the correct answer and a full explanation.
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If log₃ 18 + log₃ 3 − log₃ x = 3, find x
- A. 1
- B. 0
- C. 3
- D. 2Correct
Explanation
log₃(18×3/x)=3 ⇒ 54/x=3³=27 ⇒ x=54/27=2.
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