Répondre :
a)
3/4 * 2x + 3/4 * (-1/3)
=3/2 x -1/4
b)
=(-2)(3/2 x) + (-2)*(-1/4)
=-3 x +1/2
A = 3/4(2x - 1/3)
A = 6/4x - 1/4
B = -2(3/2x - 1/4)
B = -6/2x + 2/4
B = -3x + 0,5
develloper et reduire
a) 3/4 ( 2x - 1/3)
b) -2(3/2x - 1/4 )
a)
3/4 * 2x + 3/4 * (-1/3)
=3/2 x -1/4
b)
=(-2)(3/2 x) + (-2)*(-1/4)
=-3 x +1/2
A = 3/4(2x - 1/3)
A = 6/4x - 1/4
B = -2(3/2x - 1/4)
B = -6/2x + 2/4
B = -3x + 0,5