At what
-value does the curve defined by
have a horizontal tangent?
?
A.
B.
C.
D.
E.
Answer: E
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Provide an appropriate response.The area of the surface formed by revolving the graph of from
to
about the line
is
The area of the surface formed by revolving the graph of r = f(?) from ? = ? to ? = ? about the
line is
Use the idea underlying these two integral formulas to find the surface area of the torus formed by revolving the circle r = a about the line
where
What will be an ideal response?
Solve the problem.The sides of a triangle are 9 inches, 10 inches, and 11 inches. If the shortest side of a similar triangle is 45 inches, find its longest side.
A. 49 inches B. 10 inches C. 50 inches D. 55 inches
Evaluate the improper integral.
A. 168 B. 140 C. 84 D. 112
Use radical notation to write the expression. Simplify if possible.(-8)4/3
A. not a real number B. 16 C. 64 D. -16