The problem tells by what factor and direction the graph of the given function is to be stretched or compressed. Give an equation for the stretched or compressed graph.y = x2 + 3stretched horizontally by a factor of 3

A. y =  + 3
B. y = 9x2 + 3
C. y =  + 3
D. y = 3x2 + 9

Answer: A

Mathematics

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A.
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