Rozwiąż:
D: x > 0
log(0,25) x > - 2
log(0,25) x > log(0,25) (0,25)^(-2)
log(0,25) x > log(0,25) 4^2
x < 4^2
x < 16 i x > 0
odp. x e (0,16)
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D: x > 0
log(0,25) x > - 2
log(0,25) x > log(0,25) (0,25)^(-2)
log(0,25) x > log(0,25) 4^2
x < 4^2
x < 16 i x > 0
odp. x e (0,16)