Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.
A. 64x69/20
B. 64x21/20
C. 4x21/20
D. 4x69/20
Answer: A
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Solve the problem.A population bureau projects that the approximate population of a certain city will grow according to the function: f(x) = 124,000(2)0.0134xwhere x = 0 represents the year 2000, x = 25 represents 2025 and so on. According to this model what will the population of the city be in the year 2025?
A. 1,264,364 B. 83,080 C. 156,411 D. 189,035
Provide an appropriate response. List the domain and range for the equation y = x3.
A. domain = (0, + ?), range = (-? + ?) B. domain = (-?, + ?), range = (-?, + ?) C. domain = (0, + ?), range = (0 + ?) D. domain = (-?, + ?), range = (0 + ?)
Write the number in word form.31,435
A. Three thousand, one hundred thirty-five B. Three hundred one thousand, four hundred thirty-five C. Thirty-one thousand, four hundred thirty-five D. Thirty-one thousand, forty-five
Solve the problem.Brand X copier has improved its copier so that it produces 24% more copies than its old model. If the old model ran 475 copies per hour, how many copies would the new model run? Round your answer to the nearest whole number.
A. 490 copies per hour B. 574 copies per hour C. 589 copies per hour D. 270 copies per hour