The U.S. population was 170 million in 1950 and 240 million in 1990. Assuming exponential population growth, what will the population be in the year 2020? Round your answer to the nearest million.
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Select the correct answer.
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A. 250 million
B. 243 million
C. 486 million
D. 972 million
E. 311 million
Answer: E
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Express the number in exponential form.
A. 6.068e28.55j B. 347.69e28.55j C. 28.55e347.69j D. 28.55e6.068j
Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.
A. x = -4, m: undefined B. y = x - 4, m = 0 C. y = -4, m: undefined D. y = x - 8, m = 1
Write the following in decimal notation.Two thousand five hundred eighty-five and four hundred twenty-five ten-thousandths
A. 2585.00425 B. 2585.425 C. 25,850.0425 D. 2585.0425
Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.-x2 + 8x - 16 > 0
A. (-?, ?) B. x = 4 C. ? D. (-?, 4) ? (4, ?)