Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the
. y =
, y = 1, x = 0 to x = 
A. + ?
B. -
C. -
D. - ?
Answer: B
Mathematics
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Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = ?/6 to x = ?/2. The cross sections perpendicular to the x-axis are circular disks with diameters running from the curve to the curve
A. -
B. ( - 1) ? +
C. -
D. (2 - 2) ? -
Mathematics
Solve the problem.Where does the graph of the function f(x) = 4x3 + 4x2 - 4x - 4cross the x-axis?
A. -1, 1 B. -1 C. -1, 1, -1 D. 1, -1
Mathematics
Estimate the difference by rounding to one non-zero digit.61 - 16
A. 40 B. 80 C. 45 D. 50
Mathematics
Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A.
B.
C.
D.
Mathematics