Вычислите:
а)((7/4)/1.125-1.75/(2/3))*(12/7)
б)((115/6)+43.75)/(5/6))/((13.3-11.5)/(10/6))-(((26.8-(164/7))/((6/35))/0.5)
в)((((308/15)* 7.5-54.6/0.4))/((76/21)* 8.4-(34.4/(43/3)))+ 43.75/(35/3)+24.6/1.2
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Answers & Comments
125-1,75 2/3*12/7=12,36
только под а могу)
но по решениям:
1)(7/4)/1.125= (7/4)/(1125/1000)= 1750/125= 14
2)175/100)*(3.2)= 2(125.200)
3)2(125/200)*(12/7)= 4(25/50)=4(1/2)
4)14-4(1/2)= 12(1/2) )))
обращайся)))