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(x–6y)2 je enako:

x2–6xy+36y2,
x2–12xy–36y2,
x2–12xy+36y2.

(x2xy)3 je enako:

x6–3x5y+3x4y2x3y3,
x6–3x5y–3x4y2x3y3,
x5–3x5y+3x4y2x3y3.

Če izraz (x+2y)3–(x–2y)2 poenostavimo, dobimo:
x3+6x2y+12xy2+8y3x2+4xy+4y2,
x3+6x2y+12xy2+8y3x2+4xy–4y2,
x3+6x2y+6xy2+8y3x2–4xy–4y2.

Če od kvadrata razlike števil x in 2y odštejemo štirikratnik kvadrata števila x, dobimo:
–3x2+4y2,
5x2–4xy+4y2,
–3x2–4xy+4y2.