Question

Proszę o całe działania;)

Oblicz:- potęgowanie

a) (-3)2

b) (-1/2)2

c) (-2)3

d) (-1/3)3

e) (-1)3

f) (1/2)3

g) (2/3)2

Answer 1

a) (-3)²=(-3)·(-3)=9

b(-½)²=(-½)(-½)= ¼

c)(-2)²=(-2)·(-2)·(-2)= -8

d)(-⅓)³=(-⅓)·(-⅓)·(-⅓)=¹/₉·(-⅓)= -¹/₂₇

e)(-1)³= -1·(-1)·(-1)=1·(-1)=-1

f)(½)³=(½)·(½)·(½)=¼·(½)= ⅛

g)(⅔)²=⅔ · ⅔  =  ⁴/₉

Answer 2

a) (-3)²=(-3)*(-3)=9

b) (-½)²=(-½)*(-½)=¼

c) (-2)³=(-2)*(-2)*(-2)=-8

d) (-⅓)³=(-⅓)*(-⅓)*(-⅓)=-1/27

e) (-1)³=(-1)*(-1)*(-1)=-1

f) (½)³=½*½*½=⅛

g) (⅔)²=⅔*⅔=4/9