For the quadratic function, tell whether the graph opens up or down and whether the graph is wider, narrower, or the same shape as the graph of f(x)=x
f(x)=-3x²
Does the graph of f(x)=-x² open up or down?
up
down
2
Is the graph of f(x)=-x² wider, narrower, or the same shape as the graph of f(x)=x²?
OA. the same shape
OB. wider
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