4. Solve the following logarithmic equations. a. 2logx = log2 + log(3x – 4) d. logx + log(x – 1) = log(4x) b. log2(x – 2) + log2(x + 1) = 2 e. log3(x + 25) - log3(x – 1) = 3 c. log,(x – 5) + log,(x + 3) = 1

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