Wyznacz dziedzinę funkcji:
a) f(x) =
2 - I x + 3 I > 0
2 > I x + 3 I
I x + 3 I < 2
x + 3 < 2 i x + 3 > - 2
x < - 1 i x > - 5
Odp. D = ( - 5 ; - 1)
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2 - I x + 3 I > 0
2 > I x + 3 I
I x + 3 I < 2
x + 3 < 2 i x + 3 > - 2
x < - 1 i x > - 5
Odp. D = ( - 5 ; - 1)
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