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steffanie_0831
 3 years ago
Help?
A.1970
B.1966
C.1964
D.1975
steffanie_0831
 3 years ago
Help? A.1970 B.1966 C.1964 D.1975

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steffanie_0831
 3 years ago
Best ResponseYou've already chosen the best response.0You can model the population of a certain city between the years 1955 and 2000 by the radical function dw:1356762048525:dwUsing this model, in what year was the population of that city 275,000? (1 point)

ghazi
 3 years ago
Best ResponseYou've already chosen the best response.1275000=5500 sqrt {x1945}\[275000=5500 \sqrt{x1945}\] square both sides

ghazi
 3 years ago
Best ResponseYou've already chosen the best response.1\[\frac{ 275000 }{ 5500 }=\sqrt{x1945}=50\]

matricked
 3 years ago
Best ResponseYou've already chosen the best response.2here p(x)=275,000 so 275,000=5500*sqrt(x1945) or sqrt(x1945)=275000/55000

matricked
 3 years ago
Best ResponseYou've already chosen the best response.2or(x1945)=5*5 or x=1945+25=1970

matricked
 3 years ago
Best ResponseYou've already chosen the best response.2@ghazi even initially i overlooked 55000 as 5500

ghazi
 3 years ago
Best ResponseYou've already chosen the best response.1sorry, that is where i made mistake, i thought its 5500 :)
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