Question: (a) Write an equation for a graph obtained by vertically stretching the graph of y = x 2 by a factor of 2, followed by

(a) Write an equation for a graph obtained by vertically stretching the graph of y = x² by a factor of 2, followed by a vertical upward shift of 1 unit. Sketch it.

(b) What is the equation if the order of the transformations (stretching and shifting) in part (a) is interchanged?

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a The equation is y 2x 2 1 Note that its graph is narrower than the graph of y x ... View full answer

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