If log5log8(x2 - 1) = 0, then a possible value of x is
Explanation:
Given, log5log8(x2 - 1) = 0
⇒ log8(x2 - 1) = 50 = 1
⇒ (x2 - 1) = 81
⇒ x2 = 9
⇒ x = +3 or -3.
Hence, option (d).
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