Write an equation for a function whose graph fits the given description.The graph of f(x) = x2 is vertically stretched by a factor of 4, and the resulting graph is reflected across the x-axis.
A. f(x) = (x - 4)2
B. f(x) = -4x2
C. f(x) = 4x2
D. f(x) = 4(x - 4)x2
Answer: B
Mathematics
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A. - 
B. 
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