A company that produces cell phones has a cost function of C = 28x² in dollars and x is the number of cell phones produced (in thousands). How many units of cell phone (in thousands) minimizes the cost function? - 747x + 21128, where C is the cost x = thousand phones produced will minimize C

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
Problem 64PFA
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A
that produces cell phones has a cost function of C = 28x? – 747x + 21128, where C is the cost
company
in dollars and æ is the number of cell phones produced (in thousands). How many units of cell phone (in
thousands) minimizes the cost function?
thousand phones produced will minimize C
Transcribed Image Text:A that produces cell phones has a cost function of C = 28x? – 747x + 21128, where C is the cost company in dollars and æ is the number of cell phones produced (in thousands). How many units of cell phone (in thousands) minimizes the cost function? thousand phones produced will minimize C
– 2.7t2 + 58t + 19 where h is the height of
A ball is thrown into the air and its position is given by h(t)
the ball in meters t seconds after it has been thrown. Find the maximum height reached by the ball and the
time at which that happens.
||
-
meters
seconds
Transcribed Image Text:– 2.7t2 + 58t + 19 where h is the height of A ball is thrown into the air and its position is given by h(t) the ball in meters t seconds after it has been thrown. Find the maximum height reached by the ball and the time at which that happens. || - meters seconds
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