Question

69) Calcule o valor dos logaritmos:

I) log₁₆ 32

II) log₃ 81

Answer 1

Boa tarde

1)

x = log10(32) 
x = log(32)/log(10)
x = log(32) = log(2^5) 
x = 5*log(2) = 5*0.301 
x = 1.505 

2)

x = log3(81)
x = log3/3^4)
x = 4log3(3) 
x = 4