Задача 57433 8·(1/4)2+14·1/4...

60110a4f5d2ce76e3c567047

27.01.2021 09:38:35

8·(1/4)2+14·1/4

5f3ea7e3faf909182968ddd9

27.01.2021 09:54:58

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8*(1/4)^2=8*(1/16)=8/16=1/2

14*(1/4)=14/4=7/2


(1/2)+(7/2)=8/2=[b]4[/b]