Matematika

Pertanyaan

sederhanakanlah logaritma tersebut
sederhanakanlah logaritma tersebut

2 Jawaban

  • Materi : Logaritma dasar

    Pembahasan :
    ²log √8 + ²log √2 - ²log 100
    = ²log [√8 . √2 /100]
    = ²log [√16 / 100]
    = ²log [4/100]
    = ²log 1/25
    = ²log 5¯²
    = -2 . ²log 5
    = -2 (2,3)
    = -4,6
  • 2'log √8 + 2'log √2 - 2'log 100
    = 2'log (√8 × √2 /100)
    = 2'log (4/100)
    = 2'log 5^-2
    = -2 . 2'log 5