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How is the graph of y = (-3x)^2 a transformation of the graph of y = x^2?

User Kerlene
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The graph of y = (-3x)^2 is much narrower than it's original graph, but still keeps all of the other properties of it's parent parable y = x^2. The new graph's with is that of the original parabola's with divided by 3. 
User Tony Gil
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