1) (4+a)^2=16+8a+a^2
2)2x-1)^2=4x^2-4x+1
3)(2a+3b)^2=4a^2+12ab+9b^2
4)(x3-3)^2=x^6-6x+9
(4+a)^2= 16+8a+a^2
(2x-1)^2= 4x^2-4x+1
(2a+3b)^2= 4a^2+12ab+9b^2
(x3-3)^2= x^6-6x^3+9
1) (4+a)^2=16+8a+a^2
2)2x-1)^2=4x^2-4x+1
3)(2a+3b)^2=4a^2+12ab+9b^2
4)(x3-3)^2=x^6-6x+9
(4+a)^2= 16+8a+a^2
(2x-1)^2= 4x^2-4x+1
(2a+3b)^2= 4a^2+12ab+9b^2
(x3-3)^2= x^6-6x^3+9