Write a chain rule formula for the following derivative.
for w = f(p, q); p = g(x, y), q = h(x, y)
A. 
= 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Answer: D
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Find the length of the circular arc associated with the angle ?. An angle of measure 9? in a circle of radius 5
A. 
?
B. 45
C. 45?
D. 
Sketch the graph of the function. Use the graph to find the value of the requested quantity.f(x) = 4x - 1; 
f(x)
A. 24 B. 5 C. does not exist D. 23
Solve the problem.The total individual income tax collected by the tax collecting body of a country is a function of the number of people working, their income, and the tax rates. It has increased each year since 1970. The table below shows the individual income tax collected (in billions) for the time period between 1970 and 1995. Find the average annual rate of change between 1980 and 1990.
A. $34.5 billion per year B. $38.4 billion per year C. $24.8 billion per year D. $38.1 billion per year
Solve the problem. Round results to an appropriate number of significant digits.From a boat on the lake, the angle of elevation to the top of a cliff is 29.6°. If the base of the cliff is 1054 ft from the boat, how high is the cliff?
A. 602 ft B. 612 ft C. 599 ft D. 609 ft