Răspuns :
Răspuns:
2)
a)=(1/3)⁶
b)=1×(-2/5)³×(2/5)²×(-2/5)⁵=(2/5)¹⁰
3)
a)=(-2/3)³=(-8/27)
b)=(-3/5)²=9/25
c)=(-1/2)⁹÷(-1/2)⁸=(-1/2)
Răspuns:
2)
a)=(1/3)⁶
b)=1×(-2/5)³×(2/5)²×(-2/5)⁵=(2/5)¹⁰
3)
a)=(-2/3)³=(-8/27)
b)=(-3/5)²=9/25
c)=(-1/2)⁹÷(-1/2)⁸=(-1/2)