^5log (3x^2 - 20x + 50 )=2
Matematika
Myblxo
Pertanyaan
^5log (3x^2 - 20x + 50 )=2
1 Jawaban
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1. Jawaban khominghoo
^5log (3x² - 20x + 50 )=2
^5log(3x² - 20x + 50) = ^5log5²
3x² -20x +50 = 25
3x² -20x +50 -25 = 0
3x² -20x +25 = 0
(3x -5)(x-5) = 0
3x-5 = 0
x = 5/3 ( salah )
x-5 = 0
x = 5 ( benar )