Logarithmic Equation
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Logarithmic Equation
Solve each logarithmic equation.
1) log (x+3) + log (x–3) = log 91
2) log x + log 3 = 4 log 3
x =
x =
3) log (x+5) – log 2 = log 50
4) log (73+x) = log 16 + 2 log 2
x =
x =
5) 2 log x + log 2 = log 72
6) log (x–4) – log 4 = 5 log 2
x =
x =
7) log 6 + log (1–x) = 2 log 6
8) log 7 = log (x+41) – log 2
x =
x =
9) log (x+4) + log 5 = log (3x–2)
10) log x – log 3 = 2 log 5
x =
x =
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