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Va rog ajutati-ma!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Dau coronita!!!!!!!


Va Rog Ajutatima Dau Coronita class=

Răspuns :

29)a)1,21
b)-1,21
c)1,728
d)-1,728
e)-2
f)2
a(b+c)=ab+ac=-2/5+1/3=(-6+5)/15=-1/15
a(b-c)=ab-ac=-2/5-1/3=(-6-5)/15=-11/15

(-1,1)²=1,21
(-1,2)³=1,728
2⁻¹=1/2¹=1/2

-1,1²=-1,21
-1,2³=-1,728
-2⁻¹=-1/2¹=-1/2