Question

You can model the population of a certain city between 1945-2000 by the radical function p(x)=55,000sqrtx-1945. using this model, in which year was the population of that city 165,000?

Answer 1

A. 1948
B. 1948
C. 1954
D.1957

Answer 2

I think they want you to solve
\[ 165,000= 55,000 \sqrt{x - 1945} \]
any idea what the first step is ?

Answer 3

divide the other side by 1945?

Answer 4

Did you ever get the answer?