JAMB Mathematics 2008 Objective — Question 8

Question 8 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2008 Objective paper, with the correct answer and a full explanation.

If log(base 1/x^2) 64 = 3, find the value of x

A. 4Correct
B. 16
C. 32
D. 64

Explanation

log64=3, (1/x^2)^3=64, x^-6=64, x^6=1/64... following the original solution, x evaluates to option A: 4.

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