Find a set of parametric equations for the conic section or the line.Circle: Center: (4, 5); Radius: 2
A. x = 4 + 2 cos t; y = 5 + 2 sin t
B. x = 4 + sin t; y = 5 + cos t
C. x = 5 + 2 sin t; y = 4 + 2 cos t
D. x = t - 4; (y - 5)2 + t2 = 4
Answer: A
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Solve the equation by the zero-factor property.(x - 6)(x + 2) = -12
A. {6, -2} B. {-2, -6} C. {-14, 6} D. {4, 0}
Find the derivative of the function.y = log (8x)
A. 
B. 
C. 
D. 
Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = x2 - 2, [0, 8], midpoint
A. 
B. 
C. 
D. 
Using the graph, determine any relative maxima or minima of the function and the intervals on which the function is increasing or decreasing. Round to three decimal places when necessary.f(x) = x3 - 3x2 + 1
A. relative maximum: 1 at x = 0; relative minimum: -3 at x = 2; increasing 
decreasing 
B. relative maximum: 1 at x = 0; no relative minima; increasing 
C. relative maximum: -3 at x = 2; relative minimum: 1 at x = 0; increasing (0, 2); decreasing 
D. no relative maxima; relative minimum: -3 at x = 2; increasing 
