Question

"himpunan penyelesaiandari 2 log ( X - 2 )+ 2 log (x-3)= 2 log 3 . 3 log 2"

Answer 1

2log (x - 2) + 2log (x - 3) = 2log 3. 3log 2
2log (x - 2)(x - 3) = 2log 2
(x - 2) (x - 3) = 2
x² - 3x - 2x + 6 = 2
x² - 5x + 4 = 0
(x - 1) (x - 4)
x=1 atau x=4

Sehingga, HP adalah {1,4}