(х+2у)2 = 2*х + 2у*2 = 2х + 4у
(а - 2)3 = а*3 - 2*3 = 3а - 6
(c – 0,1d)2 = с*2 - 0,1d * 2 = 2c - 0.2d
(а+2у)3 = a*3 + 2y*3 = 3a + 6y
(2а+b)8 = 2a*8 + b*8 = 16a + 8b
1)2x+4y
2)3a-6
3)2c-0,2d
4)3a+6y
5)16a+8b
(х+2у)2 = 2*х + 2у*2 = 2х + 4у
(а - 2)3 = а*3 - 2*3 = 3а - 6
(c – 0,1d)2 = с*2 - 0,1d * 2 = 2c - 0.2d
(а+2у)3 = a*3 + 2y*3 = 3a + 6y
(2а+b)8 = 2a*8 + b*8 = 16a + 8b
1)2x+4y
2)3a-6
3)2c-0,2d
4)3a+6y
5)16a+8b