Which answer choice is equivalent to the given expression?cos x tan x csc x
A. sin x
B. cot x
C. 2
D. 1
Answer: D
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Find the indicated vector.Let u = 
, v = 
. Find 
u - 
v.
A. 
B. 
C. 
D. 
Solve the equation.4x ? 16 = 256x
A. {4}
B. 
C. {-4}
D. 
Provide an appropriate response.The two triangles shown below are congruent. The vertices corresponding to A, B, and C (in order) are 
.
A. Y, X, and Z B. X, Y, and Z C. Y, Z, and X D. Z, X, and Y
Solve the system of equations.
A. x = 2 - 5z, and y = 3z - 1, where z is any real number
or {(x, y, z) |x = 2 - 5z, and y = 3z - 1, where z is any real number}
B. x = 2 + 7z, and y = -3z - 1, where z is any real number
or {(x, y, z) |x = 2 + 7z, and y = -3z - 1, where z is any real number}
C. x = 1 - 5z, and y = 3z - 
, where z is any real number
or 
D. x = -2 - 7z, and y = -3z -1, where z is any real number
or {(x, y, z) |x = -2 - 7z, and y = -3z -1, where z is any real number}