The cost (in dollars) of producing x units of a certain commodity is

Find the instantaneous rate of change with respect to x when x - 103. (This is called the marginal cost.)


21.12

Mathematics

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Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.16x2 = 16y2 + 256

A. Hyperbola B. Circle C. Ellipse D. Parabola

Mathematics

Use the quadratic formula to solve the quadratic equation.3x2 + 7x + 5 = 0

A.
B.
C.  
D. no real solution

Mathematics

Find all rational zeros.f(x) = x3 - 8x2 + 4x + 48

A. 5, 7, -2 B. 4, 6, -2 C. -4, -6, 2 D. -5, -7, 2

Mathematics

Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form. + 

A.
B.
C.
D.

Mathematics