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Poprawa sprawdzianu „Działania na potęgach”

Poprawa sprawdzianu „Działania na potęgach”. Myślę, więc jestem. René Descartes. Gr. A 1300000 km 2 = 1,3*10 6 km 2 = 1,3*10 6 *10 6 m 2 =1,3*10 12 m 2. Gr B 8980 km 2 = 8,98*10 3 km 2 =8,98*10 3 *10 6 m 2 =8,98 *10 9 m 2. Gr A (-7)* (-7)* (-7)* (-7)= (-7) 4 Odp C.

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Poprawa sprawdzianu „Działania na potęgach”

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  1. Poprawa sprawdzianu „Działania na potęgach” Myślę, więc jestem. René Descartes

  2. Gr. A 1300000 km2 = 1,3*106km2 = 1,3*106*106 m2 =1,3*1012 m2 Gr B 8980 km2 = 8,98*103km2 =8,98*103*106 m2 =8,98 *109 m2

  3. Gr A (-7)* (-7)* (-7)* (-7)= (-7)4 Odp C Gr B (-5)* (-5)* (-5)* (-5)= (-5)4 Odp D

  4. Gr A Gr B

  5. 4. Gr A 4. Gr B =1 < 0 (7,9)0 = 1 (-0,2)4 < 1 -(-5)4 = -625 < 1 (0,9)3 <1 > 1 Największa D Największa B

  6. Zad 5 Gr A Zad 5 Gr B

  7. ZAD 7 Gr A (-0,25)12 *412 = Odp. B ZAD 7 Gr B -(-0,25)12 *(-4)12 = Odp. C

  8. Zad 8. Gr. A 5-9 jest liczbą większą 5-9 :5-12 =53 = 125 razy Zad 8. Gr. B 3-7 jest liczbą większą 3-7 :3-10 =33 = 27 razy

  9. Zad 9 Gr. A ODP. C Zad 9 Gr. B ODP. A

  10. Zad 10 Gr. A Odp. C Zad 10 Gr. B Odp. A

  11. Zad 11 Gr. A 0,479 mm= 0,479*10-3 m =4,79*10-4 Zad 11Gr. B 0,858 dm = 0,858 *10-4 = 8,58*105 km

  12. Zad 12Gr. A Zad 12Gr. B

  13. Zad 13Gr. A Odp. B Zad 13Gr. B Odp. C

  14. Zad 14Gr. A Odp. B Zad 14Gr. B Odp. B

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