Ответ:
-4^(-3)+(-4/5)^-2=-1/64+25/16=1/64+100/64=101/64=1 37/64
-3,5^(-1)+(2,5)^-2=10/35+100/625=2/7+4/25=50/175+28/175=78/175
3×(-4)^(-2)+5^(-1)=3/16+1/5=15/80+16/80=31/80
(-2,7)⁰+(1/7)^(-1)=1+7=8
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Ответ:
-4^(-3)+(-4/5)^-2=-1/64+25/16=1/64+100/64=101/64=1 37/64
-3,5^(-1)+(2,5)^-2=10/35+100/625=2/7+4/25=50/175+28/175=78/175
3×(-4)^(-2)+5^(-1)=3/16+1/5=15/80+16/80=31/80
(-2,7)⁰+(1/7)^(-1)=1+7=8