Solve the problem.The formula v = 
models the safe maximum speed, v, in miles per hour, at which a car can travel on a curved road with radius of curvature, r, in feet. A highway crew measures the radius of curvature at an exit ramp as 490 feet. What is the maximum safe speed?
A. 40 mph
B. 49 mph
C. 32 mph
D. 35 mph
Answer: D
Mathematics
You might also like to view...
Determine whether the relation is a function.
A. Not a function B. Function
Mathematics
Find the average value of the function f over the given region.f(x, y) = 
; R = {(x, y): 1 ? x ? 7, 1 ? y ? 7}
A. 
B. 
2
C. 
2
D. 
Mathematics
Use the periodic compound interest formula to solve the problem.Find the accumulated value of an investment of $1070 at 5% compounded annually for 15 years. Round to the nearest cent.
A. $1872.50 B. $2118.53 C. $1819.00 D. $2224.45
Mathematics
Evaluate.If f(x) = x - 5 and g(x) = x - 1, evaluate (f + g)(2).
A. 0 B. 10 C. -2 D. 8
Mathematics