Solve.The formula v = 
can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the maximum safe speed for a curve in a road with a radius of curvature of 450 feet.
A. 34 mph
B. 53 mph
C. 13 mph
D. 21 mph
Answer: A
Mathematics
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A. (5, ?) B. No solution C. (-?, ?) D. (-?, 2)
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Evaluate by using scientific notation and the laws of exponents. Leave you answer in scientific notation.(0.0095)(0.0000006)(0.001)
A. 5.7 × 10-14 B. 5.7 × 10-12 C. 5.7 × 10-11 D. 5.7 × 10-13
Mathematics