5log(3x² - 20x + 50) = 2
Matematika
rc7
Pertanyaan
5log(3x² - 20x + 50) = 2
2 Jawaban
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1. Jawaban subebe
5log (3x^2 - 20x + 50) = 2
5log (3x^2 - 20x + 50) = 5log 5^2
3x^2 - 20x + 50 = 25
3x^2 - 20x + 25 = 0
(3x- 5)(x-5) = 0
x = 5/3 atau x = 5 -
2. Jawaban xkuadratz
[tex]^5log(3x^2 - 20x + 50) = 2 \\ ^5log(3x^2 - 20x + 50) = ^5log25 \\ 3x^2 - 20x + 50 = 25 \\ 3x^2 - 20x + 25 = 0 \\ (3x-5)(x-5)=0 \\ 3x-5=0 \\ x= \frac{5}{3} \\ atau \\ x-5=0 \\ x=5[/tex]