Find 
by using the Chain Rule. Express your final answer in w = 
; x = cos s2t, y = sin s2t, z = s2t2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Determine the limit by sketching an appropriate graph.
f(x), where f(x) = 
A. 1 B. 2 C. 10 D. -15
Mathematics
Use the graph to answer the question.The graph shows the number of students per 10,000 who are enrolled in the indicated programs at a major university. How many students per 100 are enrolled in Education? 
A. 4.18 B. 418 C. 41.8 D. 209
Mathematics
Use the order of operations to simplify the expression.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that Q varies directly with x and inversely with y. When Q = 3, x = 21 and y = 63.
A. k = 9; Q = 
B. k = 
; Q = 
C. k = 7; Q = 
D. k = 9; Q = 
Mathematics