Find the derivative of the function.y = 2 cos 7x
A. 
= -14 sin 7x
B. 
= 7 sin 7x
C. 
= 14 sin 7x
D. 
= -2 sin 7x
Answer: A
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Use the graph to evaluate the indicated limit or function value or state that it does not exist.Find
f(x) and 
f(x).
A. 1; 5
B. 5; 1
C. Does not exist; 1
D. 
; 
Use the theorem that relates the sum of degrees to the number of edges to determine the number of edges in the graph.A graph with 10 vertices, three of degree 5, three of degree 3, two of degree 2, and two of degree 1.
A. 12 edges B. 15 edges C. 11 edges D. 18 edges
Find the partial fraction decomposition for the rational expression.
A. 
+ 
B. 
- 
C. - 
+ 
D. 
+ 
Provide an appropriate response.If a fraction with denominator 
must be written as an equivalent fraction with denominator 
then the original fraction must be multiplied by (x - 7)2 in both the numerator and the denominator.
A. True B. False