Write the number in scientific notation.0.000198
A. 1.98 × 10-3
B. 1.98 × 10-5
C. 1.98 × 104
D. 1.98 × 10-4
Answer: D
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Estimate the magnitude of the error involved in using the sum of the first four terms to approximate the sum of the entire series.
, -1 < t ? 1
A. 0.20
B. 
C. 
D. 
Solve and graph. Write the solution in interval notation.
- 9 ? 1
A. (-?, -19] ? [-17, ?)
B. (-?, -19] ? [1, ?)
C. [-19, 1]
D. [ 17, 19]
Prepare a vertical analysis. Round percents to the nearest tenth of a percent. Rosie's Cleaning Service had a cost of goods sold of $48,000, operating expenses of $218,000, and net sales of $365,000.
A. Percent cost of goods sold = 13.2% Percent operating expenses = 72.9% B. Percent cost of goods sold = 72.9% Percent operating expenses = 13.2% C. Percent cost of goods sold = 59.7% Percent operating expenses = 13.2% D. Percent cost of goods sold = 13.2% Percent operating expenses = 59.7%
Find the present value. Round to the nearest cent.To get $10,000 after 3 years at 18% compounded monthly
A. $5850.90 B. $3333.33 C. $11,956.18 D. $8363.87