Find parametric equations for the line described below.The line through the point P(3, -3, 4) parallel to the vector 
A. x = 7t - 3, y = 3t + 3, z = -8t - 4
B. x = -7t + 3, y = 3t - 3, z = -8t + 4
C. x = -7t - 3, y =3t + 3, z = -8t - 4
D. x = 7t + 3, y = 3t - 3, z = -8t + 4
Answer: B
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A. 
B. 
C. 
D. 
Graph the curve.r = 1 - 6 sin ? (limacon with a loop)
A. 
B. 
C. 
D. 
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A. Not equivalent B. Equivalent