Evaluate the integral.
A. ?2
B. 
C. 
D. 2?2
Answer: D
Mathematics
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Solve the problem.If the curve z = x2 in the xz-plane is revolved about the z-axis, the resulting surface has equation z = x2 + y2, obtained as a result of replacing x by 
. If y = 6x2 in the xy-plane is revolved about the y-axis, what is the equation of the resulting surface?
A. y = 6x2 - 6z2 B. y = 6x2 + 6y2 C. y = 6x2 + 6z2 D. y = x2 + z2
Mathematics
Graph the function.y = -cot x
A. 
B. 
C. 
D. 
Mathematics
Give the equations of any vertical asymptotes for the graphs of the rational functions.f(x) = 
A. x = 3 B. x = 1, x = -1 C. x = -3 D. None
Mathematics
Find the degree of the polynomial function.f(x) = -4x + 6x4
A. 4 B. -4 C. 1 D. 6
Mathematics