Question

a +b = 3

ai làm nhanh mình tick cho

 

Answer 1

a = { 1;2;3;0 }

b = { 2 ; 1 ; 3 ; 0 } 

Answer 2

A = 1 ; 2; 3 ;0

B = 2 ; 1 ;0;3

Answer 3

a+b=3

trả lời 1+2=3

Answer 4

0+3=3

1+2=3

Answer 5

a+b=3

=> a= 3-b

=> b= 3-a

Answer 6

0+3=3

1+2=3

2+1=3

3+0=3