Write an equation for a function whose graph fits the given description.The graph of f(x) = 
is vertically stretched by a factor of 8, and the resulting graph is reflected across the x-axis.
A. y = -
B. y = 8
C. y = -8
D. y = -8
Answer: D
Mathematics
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? 1
A. 
? 
B. 
C. 
D. ?
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The velocity of a car was read from its speedometer at ten-second intervals and recorded in the table. Use the Midpoint Rule to estimate the distance traveled by the car.
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Find the perimeter.
A. 78 m B. 139 m C. 1037 m D. 156 m
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