Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Functions
Section8.CR: Review Problem Set
Problem 50CR
Related questions
Question
The quadratic model for the cost in Php of manufacturing computer parts is C(x) = x^2 - 6x + 20. Where x is the number of computers the company manufactures. How much is the cost if the number of computers (x) are 10, 50, 100, and 250?
Show the complete solution and find the:
a. Graph and the Description of Opening (Stretched or Shrunk)
b. Concavity (Opening Upward or Downward)
c. y-Intercept and x-intercept/s
d. Roots and Nature of Roots (Real, Repeated, or Imaginary)
e. Extremities (Vertex – h,k) and Description (Maximum or Minimum)
f. Axis of Symmetry, Domain, Range
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