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Mathematics 8 Online
OpenStudy (anonymous):

tell whether graph opens upward or downward. then find the axis of symmetry and vertex of graph of function y=-x^2+9

OpenStudy (anonymous):

welll open upward..can i explain?

OpenStudy (anonymous):

yea thnx

OpenStudy (anonymous):

the graph is upward like sad face due to the negative in front of the coefficient -x^2 and the axis of symmetry is 0

OpenStudy (anonymous):

thnx

OpenStudy (anonymous):

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