Question

preciso de ajuda n estou conseguindo resolver​

Answer 1

Resposta:

Explicação passo-a-passo:

a) ((4.5)-2)+8.2=

(20-2)+16=

18+16=

34

b) (12-3).2+(8.2)=

9.2+(8.2)=

18+16=

34

c) (4.3).5+1-8=

12.5+1-8=

60+1-8=

61-8=

53

d)3*2+4*2-3.2=

9+16-6=

19

e) (5*3+2*4)+2.1=

(125+16)+2=

141+2=

143

f) (8+5*2)-(3*4-80)=

(8+25)-(81-80)=

33-1=

32

g) (5+(2+3)*2.5)-2*3=

(5+(5)*2.5)-2*3=

(5+25.5)-8=

(5+125)-8=

130-8=

122

h) (√49.8)/5+(5-1)*3=

(7.8)/5+4*3=

56/5+64=

11,2+64=

75,2

i) (3*3-25)*2+(3+2)*2=

(27-25)*2+6*2=

2*2+36=

4+36=

40

j) ((12+(3*2-2*3).(7+√4))+3*2)+2*3+1=

((12+(9-8).(7+2))+9)+8+1=

((12+1.9)+9)+9=

((12+9)+9)+9=

(21+9)+9=

30+9=

39

k) (7+(√16+3.(2*2-1)*2.3*2)).2=

(7+(4+3.(4-1)*2.9)).2=

(7+(4+3.9.9)).2=

(7+(4+243)).2=

(7+247).2=

254.2=

508

l) ((5.2)*2-(4.5))+8=

((10)*2-20)+8=

(100-20)+8=

80+8=

88

m) (3-1)*2+2+4=

(2)*2+2+4=

4+2+4=

6+4=

10