Odpowiedź:
5. C
6. chyba B ale nie jestem pewna
5. D 7^49:7=7^48
6. A 4^2+ 4^2+ 4^2+ 4^2=1x4^2+ 1x4^2+ 1x4^2+ 1x4^2=(1+1+1+1)x4^2=4x4^2=4^3
7. a)P b)P c)P d)F e)P f)F
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Odpowiedź:
5. C
6. chyba B ale nie jestem pewna
Odpowiedź:
5. D 7^49:7=7^48
6. A 4^2+ 4^2+ 4^2+ 4^2=1x4^2+ 1x4^2+ 1x4^2+ 1x4^2=(1+1+1+1)x4^2=4x4^2=4^3
7. a)P b)P c)P d)F e)P f)F