It's the first one. That is a perfect square polynomial, which, when factored, will give you the same binomial twice, or multiplicity 2. It will factor to 
, where the vertex (h, k), is (-9, 0).
On the real number line below, with coordinates as labeled, an object moves according to the following set of instructions: From
point P the object moves right to , then left to R, then right to S, and finally left until it returns to its original position at P. Which is the closest estimate of the total length, in coordinate units, of the movements this object makes? 
1 answer:
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