2 câu trả lời
0987654321+123456789x(1+1+1+1+1-5)+1
= 987654321+123456789 x 0 + 1
= 987654321 + 0 + 1
= 987654322
0987654321+123456789x(1+1+1+1+1-5)+1
=0987654321+123456789x0+1
=0987654321+0+1
=0987654322
0987654321+123456789x(1+1+1+1+1-5)+1
= 987654321+123456789 x 0 + 1
= 987654321 + 0 + 1
= 987654322
0987654321+123456789x(1+1+1+1+1-5)+1
=0987654321+123456789x0+1
=0987654321+0+1
=0987654322