Answer:
1954
Explanation:
Population = 165000
P(x) = 55000√(x - 1945)
165000 = 55000√(x - 1945)
√(x - 1945) = 165000 ÷ 55000
√(x - 1945) = 3
x - 1945 = 3²
x - 1945 = 9
x = 1945 + 9
x = 1954
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