# Factor. x^2 - 8x + 16 A. (x + 8)^2 B. (x - 8)^2 C. (x + 4)^2 D. (x - 4)^2 Which expression is not a perfect square trinonmial? A. 168 - 26y + y^2 B. 81 + 18y + y^2 C. 64 + 8y + y^2 D. 25 + 10y + y^2

(1) Answers

D and then A for the second one because sq rt 168 is 12.96...

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