Write a chain rule formula for the following derivative.
for z = f(r, s); r = g(t), s = h(t)
A. 
= 
+ 
B. 
= 
+ 
C. 
= 
D. 
= 
+ 
Answer: A
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Find the slope of the line tangent to the graph of the function at the given value of x.y = x4 + 2x3 - 2x + 2; x = -1
A. 0 B. -7 C. 2 D. -5
Solve the problem.A trucking company has an order for two products, A and B, to be delivered to a store. The table below gives the volume and weight for each unit of the products. 
If the truck that can deliver the products can carry 4501 cu ft and 28,077 lb, how many units of each product can the truck carry?
A. 37 of A and 40 of B B. 35 of A and 42 of B C. 42 of A and 35 of B D. 33 of A and 44 of B
Graph the numbers on the real number line.x ? -7
A. 
B. 
C. 
D. 
Solve.The table shows an area's population (in millions) every 10 years from 1965 to 2005. What was the difference in population from 1975 to 2005? 
A. 4.396 million B. 3.14 million C. 36.424 million D. 1.256 million