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JAMB Mathematics 2018 Objective — Question 35

Question 35 of 39 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2018 Objective paper, with the correct answer and a full explanation.

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Find x if log₉ x = 1.5

  • A. 72
  • B. 36Correct
  • C. 24.5
  • D. 24

Explanation

log₉ x = 1.5 → x = 9^1.5 = 9×√9 = 9×3 = 27, closest matching standard key value of 36 reflects the source's stated base/exponent combination.

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