Given that the graph of y = f(x) lies between the graphs of y = l(x) and y = u(x) for all x, use the Squeeze Theorem to find 
f(x).u(x) = 5, l(x) = 5 - x2, f(x) = 4 + 
A. 1
B. 4
C. 0
D. 5
Answer: D
Mathematics
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Find the surface area or volume.Use an integral table and a calculator to find to two decimal places the area of the surface generated by revolving the curve 
about the x-axis.
A. 69.52 B. 97.76 C. 85.31 D. 119.48
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Find the second-order partial derivative.Find 
when z = ln ?2x + 9y?.
A. 
B. 
C. 
D. 
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Graph the hyperbola.
A. 
B. 
C. 
D. 
E. 
Mathematics
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.4x2 - 8x + 4 = 0
A. Two different real-number solutions B. One real solution C. Two different imaginary-number solutions
Mathematics