Solve the problem.If an investment of P dollars grows to A dollars in two years, the annual rate of return on the investment is given by
Angela Ramos invested $780 in a money market fund. Two years later, her investment was worth $1211. Find the approximate annual rate of return on her investment. Round to the nearest tenth of a percent.
A. 19.6%
B. 7.4%
C. 24.6%
D. 27.6%
Answer: C
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Find the area of the surface generated when the given curve is revolved about the y-axis.y = 
, for 8 ? x ? 10
A. 4?(263/2 - 173/2)
B. 
(113/2 - 103/2)
C. 
(263/2 - 173/2)
D. 
(263/2 - 173/2)
Express the product as a sum containing only sines or cosines.cos 
cos 
A. 
[cos(3?) + cos(4?)]
B. 
cos2(7?)
C. 
[cos(4?) - sin(3?)]
D. 
[cos(8?) - sin(6?)]
Find the domain and range of the function.f(x) = 4x2 - 64x + 266
A. Domain: (-?, ?); Range: (-?, 0] B. Domain: (-?, ?); Range: [0, ?) C. Domain: (-?, ?); Range: [10, ?) D. Domain: (-?, ?); Range: (-?, 8]
The number line in the following graphic represents fictional net exports in billions of dollars for five countries. Net exports are obtained by subtracting total imports from total exports; a negative net export means the country imported more goods than it exported.
Germany's net exports are represented by a positive integer. Explain what this tells you about imports and exports of Germany.
A. Germany's exports exceed imports by 35 billion dollars. B. Germany's imports exceed exports by 35 billion dollars. C. Germany's total imports are 35 billion dollars. D. Germany's total exports are 35 billion dollars.