Sagot :
Bonjour
1. 3 x ( - 2 ) = - 6 x
2. 5 x * 4 x = 20 x²
3. 7 x + 3 + 10 x - 2 = 17 x + 1
4. 15 x² + 4 x + 8 - 7 x + 8 x² - 4 = 23 x² - 3 x + 4
Bonjour,
1) 3x*(-2) = -6x
2) 5x*4x = 20x²
3)7x+3+10x-2 = 17x +1
4) 15x²+4x+8-7x+8x²-4 = 23x² -3x +4
Bonjour
1. 3 x ( - 2 ) = - 6 x
2. 5 x * 4 x = 20 x²
3. 7 x + 3 + 10 x - 2 = 17 x + 1
4. 15 x² + 4 x + 8 - 7 x + 8 x² - 4 = 23 x² - 3 x + 4
Bonjour,
1) 3x*(-2) = -6x
2) 5x*4x = 20x²
3)7x+3+10x-2 = 17x +1
4) 15x²+4x+8-7x+8x²-4 = 23x² -3x +4