Find the general equation of the orthogonal trajectories of the curves for the given equations.The exponential curves y = ce-4x
A. 8y2 = x2 + c
B. 4y2 = x + c
C. 4y2 = 2x - c
D. 4y2 = x2 - c
Answer: C
Mathematics
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Solve the problem.Suppose that the dollar cost of producing x radios is 
Find the marginal cost when 45 radios are produced.
A. -$895 B. $895 C. $38 D. $2
Mathematics
Determine the measure of an interior angle of the named regular polygon.Octagon
A. 135° B. 55° C. 45° D. 125°
Mathematics
Provide an appropriate response.Use a graphing calculator to determine which equation corresponds to the graph.
A. 2x - y = 2 B. x - 2y = 2 C. x + 2y = 2 D. 2x + y = 2
Mathematics
Find the range of the function.f(x) = (x + 5)2 + 8
A. (-?,?) B. (-8, ?) C. [8, ?) D. (8, ?)
Mathematics