pilnie potrzebuje pomocy {[x(x+2)2 – (x+2)(x-2)2]2}2
{[x(x+2)2-(x+2)(x-2)2]2}2=
{[(x^2+2x)2-(x^2-4x+4)2]2}2=
{[2x^2+4x(-x^2+4x-4)2]2}2=
{[2x^2(-4x^3+16x^2-16x)2]2}2=
{[2x^2+8x^3+32x^2-32x]2}2=
{4x^2+16x^3+64x^2+64x}2=
8x^2+32x^3+128x^2+128x=
136x^2+32x^2+128x^2
LICZE NA NAJ ;D
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{[x(x+2)2-(x+2)(x-2)2]2}2=
{[(x^2+2x)2-(x^2-4x+4)2]2}2=
{[2x^2+4x(-x^2+4x-4)2]2}2=
{[2x^2(-4x^3+16x^2-16x)2]2}2=
{[2x^2+8x^3+32x^2-32x]2}2=
{4x^2+16x^3+64x^2+64x}2=
8x^2+32x^3+128x^2+128x=
136x^2+32x^2+128x^2
LICZE NA NAJ ;D