Question

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

(x + 4)(x − 4) and (x + 4)(x + 4)

Answer 1

First one is x^2-16 and the other one is x^2+8x+16.
Its the first and the third sentence of quadrants (or something).

Answer 2

(x^2-16) and (x^2 + 8x+16)