Question

Find the two products below. Compare and contrast, in complete sentences, the similarities and differences of the two.

(x + 6)(x − 6) and (x − 6)(x − 6)

Answer 1

(x+6)(x-6)=x^2-36 special factoring, the difference of squares

Answer 2

(x-6)(x-6) =x^2-12x+36, special factoring, perfect square trinomial

Answer 3

Compare: They both have perfect squares. They both are special factoring cases.

Answer 4

Contrast. The difference of squares the middle terms cancel out. The perfect square trinomial the middle terms dont cancel.

Answer 5

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