Find the angle between u and v in radians.u = 3i + 9j + 6k, v = 6i + 6j + 7k
A. 1.09
B. 1.48
C. 0.39
D. 1.18
Answer: C
Mathematics
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Evaluate the integral.
A. 
+ 2
B. 
- 
C. ln 
- 
D. 
+ 
Mathematics
Find the GCF for the list.10x, 5
A. 1 B. 2x C. 5 D. 10x
Mathematics
Use the graph to answer the question.The graph shows average hourly wages for health services in a southeastern metropolitan area for a range of years. What was the rate of increase between 2002 and 2003?
A. 0.6 B. 0.61 C. 15.86 D. 15.26
Mathematics
Find the center and radius of the circle with the given equation. (x - 1.7)2 + (y + 4.7)2 = 7
A. (1.7, -4.7); r = 7
B. (1.7, -4.7); r = 
C. (4.7, -1.7); r = 7
D. (4.7, -1.7); r = 
Mathematics