Identify the complex number as real or imaginary.-8 - 3i
A. Imaginary
B. Real
Answer: A
Mathematics
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Find the limit or state that it does not exist.
A. 14 B. -7 C. -14 D. Does not exist
Mathematics
Solve the problem.The positions of two particles on the s-axis are s1 = sin t and 
with s1 and s2 in meters and t in seconds.At what time(s) in the interval 0 ? t ? 2? do the particles meet?
A. t = 
? sec and t = 
? sec
B. t = 
? sec and t = 
? sec
C. t = ? sec and t = 2? sec
D. t = 
? sec and t = 
? sec
Mathematics
Solve the problem.Find the value for x in the following special right triangle. Use exact values. 
4 in.
A. 16 in.
B. 2 in.
C. 4
in.
D. 4 in.
Mathematics
Find the reciprocal.
A. 
B. 13
C. 
D. 
Mathematics