Sagot :
Les multiplications avant tout!
A = 1- (4) + (9) - 6 - (16)
A = -3 + 3 - 16
A = - 16
Je ne suis sur de rien...
A = 1- (4) + (9) - 6 - (16)
A = -3 + 3 - 16
A = - 16
Je ne suis sur de rien...
A = 1-(2x2)+(3x3)-6-(4x4)
=1-4+9-6-16
=-16
A = 1-(2x5)+(3x-6)-6-(4x7)
=1-10-18-6-28
=-63
=1-4+9-6-16
=-16
A = 1-(2x5)+(3x-6)-6-(4x7)
=1-10-18-6-28
=-63