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2) calcule: a) 9(10+2)= 9(2+5)-10(6-2)= c) 54:(9.3-3.3)+3.1= d) 6(42:7-4)-0:3= e) (4.8:2):8+2.5= 256:(32:2:2:2):4= g) [15+2(3+4)]=

Question

2) Calcule: a) 9(10+2)= 9(2+5)-10(6-2)= c) 54:(9.3-3.3)+3.1= d) 6(42:7-4)-0:3= e) (4.8:2):8+2.5= 256:(32:2:2:2):4= g) [15+2(3+4)]= [45-(3.5-2)]:8= i) 6[(36:9-3)cdot (8:2)]:3= j) 6.8+[48:12-48:(4+12)]= 1) 48-2[125:5-(8-36:6)]:2=

Solution

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Beatriz Maria Elite · Tutor por 8 anos

Resposta

Vamos calcular cada uma das expressões fornecidas:a) b) c) d) e) f) $256:(32:2:2:2):4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4 = 256 \div (32 \div 2 \div 2 \div 2) \div 4