Find the root. Round to three decimal places if necessary.
A. 0.500
B. 1.837
C. 1.5
D. 1.355
Answer: C
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Solve the problem.What amount of money is found in a coin purse containing 11 dimes and 8 quarters?
A. $310.00 B. $3.10 C. $3.55 D. $0.19
Provide an appropriate response.Which of the following statements defines 
f(x) = ??I. For every positive real number B there exists a corresponding ? > 0 such that f(x) > B whenever x0 - ? < x < x0 + ?.II. For every positive real number B there exists a corresponding ? > 0 such that f(x) > B whenever x0 < x < x0 + ?.III. For every positive real number B there exists a corresponding ? > 0 such that f(x) > B whenever x0 - ? < x < x0.
A. II B. III C. I D. None
Find the exact value for x in the interval 
that satisfies the equation. cos (x) = 
A. 
B. - 
C. - 
D. 
Solve the problem.The area A of a rectangle is 4x2 + 5x - 21 and its width W is x + 3. Find the length L of the rectangle.
A. 4x + 7 B. 4x - 21 C. 4x2 - 7 D. 4x - 7