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Mathematics 22 Online
OpenStudy (anonymous):

the graph of which quadratic equation has a vertex of (-2,-1)

OpenStudy (♪chibiterasu):

Can you elaborate on the question please?

OpenStudy (cwrw238):

there are many quadratic functions which have the vertex (-2,-1): they are of the form k(x + 2) - 1 where k is a real number not = 0

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