Question

Nilai dari (2Log 5 x 5log 6) - 2log 24
Tolong jelasin

Answer 1

Diketahui :
a log b. b log c = a log c
   ² log 5 .⁵log 6 = ² log 6

Ditanya :
(² log 5 .⁵log 6) - ² log 24 = ???

Jawab :
= (² log 5 .⁵log 6) - ² log 24 
= ² log 6 - ² log 24 
= ² log (6/24)
= ² log (1/4)
= ²log 2⁻²
= -2