. A factory that makes smartphones z is thousands of phones, and a m the area of the region above C(r),
. A factory that makes smartphones z is thousands of phones, and a m the area of the region above C(r),
Chapter3: Polynomial Functions
Section3.5: Mathematical Modeling And Variation
Problem 7ECP: The kinetic energy E of an object varies jointly with the object’s mass m and the square of the...
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Transcribed Image Text:4. A factory that makes smartphones has a marginal cost of C(x) = x² - 7x + 20 where
z is thousands of phones, and a marginal revenue function of R(x) = 30 - 2r. Find
the area of the region above C(r), below R(z), and to the right of x = 0. What does
this area represent?
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