CPM Homework Help : CCAA8 Problem 10-117

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10-117.

Multiple Choice: Which of the following expressions is equivalent to $x^2−12x+40$ ?

$(x−6)^2+4$

$(x−6)^2+28$

$(x−12)^2+4$

$(x−12)^2$

Hint:

Expand each squared term then add the remaining constant.

Answer:

(a)

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