Question

10.Efectuati
a) 4+6×(9-2×3)
b) 16+2×(22-21:7)
ajutor plz repedeewwwe acum ​

Answer 1

Explicație pas cu pas:

a) 4+6×(9-6)=

4+6×3=

4+18=22

b) 16+2×(22-3)=

16+2×19=

16+38=54

c) 18÷3+5×[11+5×(23-4)]=

6+5×(11+5×19)=

6+5×(11+95)=

6+5×106=

6+530=536

d) 10-9+8×{[7-(11-4)]+3-3}=

1+8×[(7-7)+0]=

1+8×(0+0)=

1+8×0=

1+0=1

Answer 2

Răspuns:

a) 4+6×(9-2×3)=4+6×(9-6)=4+6×3=4+18=22

b) 16+2×(22-21:7)=16+2×(22-3)=16+2×19=16+38=54

c) 18:3+5×[11+5×(23-48:12)]=

18:3+5×(11+5×19)=18:3+5×(11+95)=18:3+5×106=6+530=536

d) 10-9+8×{[7-(6+5-4)]+3-(2+1)]=1+8×(7-7+3-3)=1+8×0=1+0=1