Question

2log 1/243×5log 1/125×3log 1/16. sederhanakanlah ?. tolong kak

Answer 1

²log 1/243 × ⁵log 1/125 × ³log 1/16
= ²log 3⁻⁵ × ⁵log 5⁻³ × ³log 2⁻⁴
= -5 × (-3) × (-4) × ²log 3 × ³log 2 × ⁵log 5
= -60 × ²log 2 × 1
= -60 × 1
= -60