The smaller the curvature in a bend of a road, the faster a car can travel. Assume that the maximum speed around a turn is inversely proportional to the square root of the curvature. A car moving on the path  (x and y are measured in miles) can safely go 35 miles per hour at

variablename="impvar_1290da8f700f4fd4a29454f27" />. How fast can it go at? Round your answer to two decimal places.

?



A. ?86.42 mi/h

B. ?61.11 mi/h

C. ?52.38 mi/h

D. 50.03 mi/h

E. 73.04 mi/h


Answer: A

Mathematics

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What will be an ideal response?

Mathematics