Odpowiedź:
a) ∛27 = ∛3³ =3
b) √64 = √8² = 8
c) √49/√36 = √7²/√6² =7/6 =1 1/6
d) ∛27 * ∛(- 8) = 3 * (- 2) = - 6
a) ∛27 = 3 (bo: 3*3*3 = 27)
b) √64 = 8 ( bo 8*8 = 64)
c) √49 : √36 = 7: 6 = [tex]\frac{7}{6}[/tex] = [tex]1\frac{1}{6}[/tex]
d) ∛27 · ∛-8 = 3 · (-2) = -6
Pozdrawiam :)
