If log2X + log4X = log0.25?6 and x > 0, then x is
If 22x+4 – 17 × 2x+1 = –4, then which of the following is true?
(log3(x-3))/(log3(x-5)) < 0. If a, b are integers such that x = a, and x = b satisfy this inequation, find the maximum possible value of a – b.