Odpowiedź:
a)
b)
c)
d)
a) (2/3)^-2=(3/2)²=9/4=2 1/4
b) (-2/3)^-4=(-3/2)^4=81/8=10 1/8
c) (-0,2)^-2=(1/5)^-2=5²=25
d) (-0,2)^-3=(-1/5)^-3=(-5)³=-125
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Odpowiedź:
a)
b)
c)
d)
a) (2/3)^-2=(3/2)²=9/4=2 1/4
b) (-2/3)^-4=(-3/2)^4=81/8=10 1/8
c) (-0,2)^-2=(1/5)^-2=5²=25
d) (-0,2)^-3=(-1/5)^-3=(-5)³=-125