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Pre Calculus Ch 1 Problems

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Name
Chapter 1 Problem Set
Part Two [ DUE Thursday, September 6th, 2018 @ 9:05 AM]
 
   

= 7
  = 
  
   

  

=
+2x+1


  
D=


 
 
D=

  


D=    

= 150
= 0
=-8/7
The population of Sasquatch in Portage County can be modeled by the function 


where t represents the number of years since 1600. Find and interpret the following

P=0

P=6
Domain
(0,

   
   
=
+x^2+10
  =x^3+x^2+x+10
=x^3+x^2+4/x

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 
 .
2h+4x+1
Write a rule for the piecewise function
Describe one interval where f(x) is constant
(-2,4)
Describe one interval where f(x) is increasing
(-2,2)
Describe one interval where f(x) is decreasing
(1,-1)
Use the function below for the following exercises

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Name Chapter 1 Problem Set Part Two [ DUE Thursday, September 6th, 2018 @ 9:05 AM] 𝐿𝑒𝑡 𝑓(𝑥) = 2𝑥 2 − 𝑥 + 1. 𝐹𝑖𝑛𝑑 𝑡ℎ𝑒 𝑓𝑜𝑙𝑙𝑜𝑤𝑖𝑛𝑔 𝑖𝑛 𝑠𝑖𝑚𝑝𝑙𝑒𝑠𝑡 𝑓𝑜𝑟𝑚. 𝑓(2) 𝑓(𝑥 + 2)= 2𝑥2̂ 7𝑥 + 7 =7 𝑓(2) + 𝑓(𝑥 + 2) = 2𝑥2̂ + 7𝑥 + 14 + 2𝑓(𝑥) ̂ =4𝑥2+2x+1 𝐹𝑖𝑛𝑑 𝑡ℎ𝑒 𝑑𝑜𝑚𝑎𝑖𝑛 𝑜𝑓 𝑒𝑎𝑐ℎ 𝑓𝑢𝑛𝑐𝑡𝑖𝑜𝑛 𝑏𝑒𝑙𝑜𝑤. 𝑈𝑠𝑒 𝑖𝑛𝑡𝑒𝑟𝑣𝑎𝑙 𝑛𝑜𝑡𝑎𝑡𝑖𝑜𝑛. 𝑓(𝑥) = √2𝑥 − 3 D=[2/3, ∞] 𝑓(𝑥) = 5 2 − √𝑥 − 1 D=[1,5] ∪ (5, ∞) 3𝑥 𝑥 D= (−∞, 0) ∪ (0, ∞) 𝑓(𝑥) = 𝐶𝑜𝑛𝑠𝑖𝑑𝑒𝑟 𝑡ℎ𝑒 𝑓𝑜𝑙𝑙𝑜𝑤𝑖𝑛𝑔 𝑝𝑖𝑒𝑐𝑒𝑤𝑖𝑠𝑒 𝑓𝑢𝑛𝑐𝑡𝑖 ...
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