Solve the problem.For a motorcycle traveling at speed v (in mph) when the brakes are applied, the distance d (in feet) required to stop the motorcycle may be approximated by the formula 
Find the instantaneous rate of change of distance with respect to velocity when the speed is 44 mph.
A. 5.4 mph
B. 45 mph
C. 4.4 mph
D. 10.8 mph
Answer: A
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Find the limit.
A. - 
B. ?
C. 
D. 0
Solve the system graphically. If a system has an infinite number of solutions, use set-builder notation to write the solution set. If a system has no solution, state this. Round to the nearest hundredth if necessary.-2x + 3y = 153x - 2y = 0
A. (-2, 6) B. No solution C. (9, 6) D. (6, 9)
After a severe storm, three sisters, April, May, and June, stood on their front porch and noticed that the tree in their front yard was leaning 3° from vertical toward the house. From the porch, which is 96 feet away from the base of the tree, they noticed that the angle of elevation to the top of the tree was 31°. Approximate the height of the tree. Round answer to two decimal places. ?
A. 61.76 feet B. 69.64 feet C. 56 feet D. 59.13 feet E. 59.64 feet
Simplify.
A. 13 B. 84 C. 14 D. Not a real number