Question

AJUTATIMAA SI PE MINNEEE!!!!!1
99 DE PUNCTE+COROANA
EX 1,2(rezultatele sunt date trebuie sa le rezolvati)

Answer 1

1) a)-7/18•(-20/14)=-1/9•(10/2=10/18=5/9
b)-5/8•32/10=-1•4/2=-2
c)4/3•(9/8)=1•(-3/2)=3/2
d)-5•(-4/5)=4
e)10/3•(-1/15)=2/3•(-3)=-2/9
f)-13/6•(-5/13)=5/6
2)
a)-10/4•(-14/25)•(-20/7)•(-15/36)=-1•(-7/5)•(-5/7)•(-15/9)=-1•(-1)•(-1)•(-5/3)=5/3
b)-4/9•15/2•7/20•(-2/21)=-1/3•5/1•1/5•(-1/3)=-1/3•(-1/3)=1/9
c)-32/5•20/18•(-12/5)•(-27/8)=-16/1•4/1•(-3/5)•(3/2)=-100/10=-10
d)1/4•16/3•9/4=1/1•1/1•3/1=3

Answer 2

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