Wykonaj działania stosując wzór skróconego mnożenia :
(x+6)²=
(w+3)²=
(z+8)²=
(k+1)²=
(c+2)²=
(2x+3)²=
(2z+5)²=
(3z²+1)²=
(2w+4)²=
(x+7)²=
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(x+6)²= x^2+ 12x+36
(w+3)²=w^2 + 6w+ 9
(z+8)²=z^2+ 16z+ 64
(k+1)²=k^2 +2k + 1
(c+2)²= c^2 + 4c + 4
(2x+3)²= 4x^2 + 12x + 9
(2z+5)²= 4z^2 + 20z + 25
(3z²+1)²=9z^4+6z^2+ 1
(2w+4)²=4w^2 + 16w + 16
(x+7)²= x^2 + 14x + 49