Find a unit vector u in the direction of the given vector.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Provide an appropriate response.Graph the expression sec2 x - sec2 x sin2 x on your calculator. Determine what constant or single circular function is equivalent to the given expression.
Fill in the blank(s) with the appropriate word(s).
Mathematics
For the given functions f and g, find the indicated value.f(x) = 4x + 6, g(x) = 4x2 + 3(f ? g)(0)
A. 39 B. 147 C. 18 D. 30
Mathematics
Write in terms of i.- 
A. 3i
B. 3
C. -3
D. -3i
Mathematics
Find the length of the line segment.
A. 6
B. 5
C. 48
D. 48
Mathematics