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4.4.2 Logarithms Equation – Example 2 & 3

January 21, 2022May 1, 2020 by

Example 2
Solve the following equation:
(a)

$\log_{\sqrt{y}} 81 - 3 = \log_{\sqrt{y}} 3$
(b)

$2 \log_{2} x - \log_{2} (\frac{x}{2} - 1) - 4 = 0$

Example 3
Sole the following equation:
(a)

$\log_{3} [\log_{2} (2 x - 1)] = 2$
(b)

$\log_{16} [\log_{2} (5 x - 4)] = \log_{9} \sqrt{3}$

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