Solve the problem. Round your answer to three decimals.What annual rate of interest is required to double an investment in 10 years?
A. 6.931%
B. 3.589%
C. 7.177%
D. 11.612%
Answer: C
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Use the Montonicity Theorem to find where the function is increasing and where it is decreasing.h(z) = 108z - z3
A. Increasing on [-36, 36], decreasing on (-?, -36] ? [36, ?) B. Increasing on (-?, 6], decreasing on [6, ?) C. Increasing on (-?, -6] ? [6, ?), decreasing on [-6, 6] D. Increasing on [-6, 6], decreasing on (-?, -6] ? [6, ?)
Solve.A square has an area of 49 square inches. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. Find the dimensions of the rectangle.
A. 5 in. by 9 in. B. 3 in. by 4 in. C. 5 in. by 10 in. D. 4 in. by 9 in.
Solve the problem.During a poll, 16,940 people were asked whether they favored a particular ballot measure. 50% of them said they favored the measure. How many people favored the ballot measure?
A. 8470 people B. 847 people C. 84,700 people D. 8460 people
Solve the equation by making an appropriate substitution.x4 - 4x2 + 3 = 0
A. {1, 3}
B. {-1, 1, -i
, i
}
C. {1, 
}
D. {-1, 1, -
, 
}