Nilai x yang memenuhi(3x+2)log 64=5log 4

jawab

logartima

³ˣ⁺² log 64 = ⁵log 4

log 64 / log (3x -2) = log 4/log 5
log (3x +2)/log 5 =  log 64/log 4
⁵log (3x + 2) = ⁴log 64
⁵log (3x +2) = ⁴log 4³

⁵log (3x + 2) = 3
3x+2 = 5³ = 125
3x = 125- 2
3x = 123
x = 41