Sagot :
bonjour
8 ( 3 x - 11 ) = 24 x - 88
( 5 x + 2 ) ( 3 x - 4 )
= 15 x² - 20 x + 6 x - 8
= 15 x² - 14 x - 8
Bonjour
8(3x-11)= 8*3x -11*8 = 24x - 88
(5x+2)(3x-4) = 5x*3x + 2*3x + 5x*-4 + 2*-4 = 15x² + 6x - 20x - 8 = 15x² - 14x - 8
bonjour
8 ( 3 x - 11 ) = 24 x - 88
( 5 x + 2 ) ( 3 x - 4 )
= 15 x² - 20 x + 6 x - 8
= 15 x² - 14 x - 8
Bonjour
8(3x-11)= 8*3x -11*8 = 24x - 88
(5x+2)(3x-4) = 5x*3x + 2*3x + 5x*-4 + 2*-4 = 15x² + 6x - 20x - 8 = 15x² - 14x - 8