Which polynomial equation is a valid identity? A)
(6xy^2)^2 – (2xy)^2 = 4x^y^2(3x + 1)

B)
(6xy^2)^2 – (2xy)^2 = 4x^2y(3x + 1)(3y - 1)

C)
(6xy^2)^2 – (2xy)^2 = 4x^2y^2(3y + 1)(3y - 1)
D)
=
(6xy^2)^2 – (2xy)^2 = 12x^2y^2(3y + 1)(3y - 1)

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Step-by-step explanation:

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answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

here is a big fat