Question

Oblicz x jesli
a) log x 64=-3
b) log x 27 =3
c) log x 36 = -2

Answer 1

a)  x^-3=64

 

b)

 

c)

Answer 2

Witam , 

 

a)

log x 64=-3

x⁻³=64

x= ¼

b) 

log x 27 =3

x³=27

x=3

c)

log x 36 = -2 

x⁻²=36

x= 1/6