Question

oblicz :

Answer 1

log₂16=x

2 do potęgi x=16

2 do potegi x=2⁴

x=4

log₂16=4

..............

 

 

log₄2=x

4 do potęgi x=2

(2²) do potegi x=2¹

2 do potegi 2x=2¹

2x=1

x=½

log₄2=½

..............

 

log0,1 100=x

(10⁻¹) do potegi x=10²

10 do potegi -1x=10²

-x=2

x=-2

log 0,1 100=-2