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OpenStudy (anonymous):
Graph the function. Identify the vertex and axis of symmetry. f(x)=-2x^2+2x-1
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OpenStudy (anonymous):
i don't know how to graph this
OpenStudy (anonymous):
This is a Parabola opening downward -- go to http://go.hrw.com/math/midma/gradecontent/manipulatives/GraphCalc/graphCalc.html
OpenStudy (anonymous):
online graphing calculator
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