Question

Log2 32
Log3 81
Log25 125
Log10 0,001
Me ajudaaa

Answer 1

log 2 32

2^x=32

2^x=2^5

x=5

log 3 81

3^x=81

3^x=3^4

x=4

log 25 125

25^x=125

25^x=25^3/2

x=3/2

log 10 0,001

10^x=0,001

10^x=10^-3

x=-3