To zdjęcie jest strasznie nie wyraźne, więc jakby były źle przepisane działania to z góry przepraszam. zad.2 c) (1/2)^2 = 1/8 (-2/3)^4 = 16/81 (1 i 3/4)^3 = (7/4)^3 = 343/64 (-3 i 1/3)^5 = (-10/3)^5 = - 100000/243 (-2 i 2/3)^3 = (- 8/3)^3 = -512/27 zad.3 a) 2^-4= 1/2^4 10^-9 = 1/10^9 5^-5 = 1/5^5 (-3)^-4 = 1/3 ^4 b) (0,3)^-4 = (3/10)^-4 = 10/3^4 (-0,5)^-3 = (1/2)^-3 = 2 ^3 (0,02)^-5 = (1/50)^-5 = 50^5 (-0,04)^-2 = (-1/25)^-2 = 25^2 (-0,0002)^-4 = (-1/500)^-3 = 500^3 c) (3/4)^-3 = 4/3^3 (- 3 i 1/3) ^-3 = (- 10/3) ^-3 = - 3/10^3 (3/5)^-3 = 5/3^3 (-4/7)^-2 = 7/4^2 (-1 i 2/3) ^-4 = (-5/3)^-4 = 3/5^4 Zad.4 a) 5^4 x 5^4 x 5^2 = 5^10 (-2)^7 x (-2)^5 x (-2)^3 = (-2)^15 b) (0,2)^3 x (0,2)^3 x (0,2)^2 = (0,2)^8 (-3,2)^10 x (-3,2)^12 x (3,2)^20 = (-3,2) ^42 c) (2/9) ^5 x (2/9)^9 x (2/9)^7 = (2/9)^ 21 ( 5 i 2/4)^4 x (-5 i2/5)^20 x (-5 i 2/5)^10 = (-5 i 2/5)^34 znak ^ - to znak potegi znak x - znak mnozenia
