Ответ:
Пошаговое объяснение:
[tex] log_{3}(5) = \frac{lg(5)}{lg(3)} \\ lg(5) = lg(3) \times log_{3}(5) = ab[/tex]
[tex]lg(45) = lg(3 \times 5 \times 3) = 2lg(3) + lg(5) = 2a + ab = a(2 + b)[/tex]
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Ответ:
Е
Пошаговое объяснение:
[tex] log_{3}(5) = \frac{lg(5)}{lg(3)} \\ lg(5) = lg(3) \times log_{3}(5) = ab[/tex]
[tex]lg(45) = lg(3 \times 5 \times 3) = 2lg(3) + lg(5) = 2a + ab = a(2 + b)[/tex]
Вариант Е