Question

1) (1+а)^2= 2)(8х-1)(8х+1)= 3)(3а-11b)^2= 4)(x+8)^2= 5)(c+y)^2=

Answer 1

1) 1a.
2) 8х^2 - 8x^2

Answer 2

1) (1+a)^2 = 1 + 2a + a^2 2) (8x-1)(8x+1) = 64x^2 - 1 3) (3a-11b)^2 = 9a^2 - 66ab + 121b^2 4) (x+8)^2 = x^2 + 16x + 64 5) (c+y)^2 = c^2 + 2cy + y^2