January 2019 1 29 Report
1. Podaj rozwinięcie dziesiętne liczby :
a) 7/9
b) 11/30

2. Wyłącz czynnik przed nawias:
a) -8x²-4x
b) 15ab-5a²

3. Oblicz:
a) (√2- √3) * (√2-√3)
b) (√7- 1 ) * (√7+1)
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