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In this lesson, we will learn how to prove polynomial identities.
Determine which of the following expressions is equivalent to (𝑥+𝑦+𝑧).
Is the equation 𝑥−𝑦=(𝑥+𝑦)(𝑥−𝑦)(𝑥+𝑦) an identity?
Is the equation 𝑥−𝑦𝑥−𝑦=𝑥+𝑦 an identity?