Identify the equation as a parabola, circle, ellipse, or hyperbola.x2 - y2 = 16
A. Ellipse
B. Hyperbola
C. Parabola
D. Circle
Answer: B
Mathematics
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The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = x2 - x, x0 = 9, dx = 0.03
A. 0.0009 B. 0.0018 C. 0.2709 D. 0.27
Mathematics
Solve the problem by integration.An oil storage tank can be described as the volume generated by revolving the area bounded by 
about the x-axis. Find the volume 
of the tank.
A. 95.4 m3 B. 31.8 m3 C. 2.12 m3 D. 655 m3
Mathematics
Raise the fraction to the indicated power.
4
A. 
B. 1
C. 266
D. 
Mathematics
Perform the indicated operation and simplify. Write the answer in the form a + bi.
A. 
i
B. - 
i
C. - 
i
D. 
i
Mathematics