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