Question

O Logaritmo de 0,125 na base 16

Answer 1

Log      0,125 = x 
       16

16^x = 0,125 

16^x = 125/1000

16^x =  1/8

2^4x = 1/2^3
2^4x = 2^-3 
    4x = -3 
     x = -3/4 

Answer 2

0,125ˣ = 16

(125/1000)ˣ = 16

(1/8)ˣ = 2⁴

2⁻ ³ˣ = 2⁴

- 3x = 4 ( - 1 )

3x = - 4

x = - 4/3      Resposta.