Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at 
and 
. The cross sections perpendicular to the x-axis between these planes are squares whose bases run from the semicircle 
to the semicircle 
.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Construct a truth table for the statement.(p ? q) ? (p ? q)
A. 
B. 
C. 
D. 
Mathematics
Use the integral test to determine whether the series converges.
A. converges B. diverges
Mathematics
Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation 
), and factor f(x) into linear factors.f(x) = x4 - 6x3 + 11x2 - 12x + 18
A. -3 (multiplicity 2), 2i, -2i ; f(x) = (x + 3)2(x - 2i)(x - 2i)
B. 3 (multiplicity 2), i
, -i
; f(x) = (x - 3)2(x - i
)(x + i
)
C. 3 (multiplicity 2), 
, -
; f(x) = (x - 3)2(x - 
)(x + 
)
D. -3, 3 , i
, -i
; f(x) = (x - 3)(x + 3)(x - i
)(x + i
)
Mathematics
Use the principle of estimation to find an estimate for the calculation.192,561 ÷ 54
A. 4000 B. 40 C. 200 D. 2000
Mathematics