Which translation maps the vertex of the graph of the function (x) = x onto the vertex of the function g(x) =x^2+2x +1?
Oright 1 unit
left 1 unit
right 2 units
left 2 units
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a is the right answer

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.