\(350=2\cdot5^2\cdot7\).
\(0{,}028=\dfrac{7}{250}\).
а) \(\dfrac56-\dfrac3{20}=\dfrac{41}{60}\);
б) \(-24-35=-59\);
в) \((-0{,}8):(-0{,}5)=1{,}6\);
г) \(4\dfrac5{14}-1\dfrac8{21}=2\dfrac{41}{42}\).\(x=-1\).
\(\dfrac6x=\dfrac{3{,}6}{0{,}12}=30\), \(x=0{,}2\).
\(2{,}3349\approx2{,}33\).
\(-1\dfrac27<0{,}099<0{,}1\).
\(-3b-c+2b-3c=-b-4c=-2{,}6+14{,}8=12{,}2\).
\(D(-1;-3)\), \(K(2;-1)\).
Задача Задача №3680797
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