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 40 mph.
A. 5.0 f/mph
B. 10 f/mph
C. 41 f/mph
D. 4.0 f/mph
Answer: A
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A rancher wants to build a new storage facility for use during harvest. It needs to be accessible from three main roads.Where should he build the facility so it will be the same distance from all three roads?
Translate the problem situation to a system of equations. Do not solve.The sum of two numbers is -81. Five times the smaller number minus twice the larger number is -104. What are the numbers?
A. x + y = -81; 5x + 2y = -104 B. x + y = -81; 2x - 5y = -104 C. x + y = -81; 5x - 2y = -104 D. x - y = -81; 5x + 2y = -104
The function f is one-to-one. Find its inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Write the expression as a single logarithm. Leave your answer in simplest form without negative or fractional exponents.loga x6 - 2 loga 
A. 
B. loga x5
C. loga x7
D. loga(x6 - x)