A1. We have log3 (x-1)2 = 2
Therefore, (x-1)2 = 32 = 9 so that x-1 = -3 or, 3.
Then x = 1-3 = -2 or, 1+3 = 4.
Thus, there are 2 solutions, i.e. x = -2 or, 4.
Question A: Logarithmic Equations A1. (x 1)2 2. How many real solutions does it have? Solve...
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1. Solve the following logarithmic equation for x: log, (5x – 4)=2
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