Eliminate the parameter to obtain a Cartesian equation of the curve.x = 2 + sec t, y = 5 + 2 tan t, 0 < t < 
A. (y - 2)2 - 
= 1, -? < x < ?
B. (x - 2)2 - 
= 1, x > 3
C. (x - 2)2 - (y - 5)2 = 4, -? < x < ?
D. (x - 2)2 + 
= 1, 1 ? x ? 3
Answer: B
Mathematics
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A. y = 
z
B. y = 7z
C. y = - 
z
D. y = -2z
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