👤

Sagot :

Bonjour,

B = x² - 4(3-x) + x(2 - x) + 2

= x² -12 +4x  + 2x -2x +2

=  x²  +4x -10

B= x² - 4(3-x) + x(2-x) +2

=x² - 4x3-4x + 2x -x² +2

= x²-12-4x+2x-x²+2

=-x²-x²-4x+2x+2-12

=-2x-10

© 2024 IDNLearn. All rights reserved.