Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 18 - y2, x = y2, y = 0
A. 162?
B. 
?
C. 
?
D. 81?
Answer: D
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Solve the problem.Let f(x) = ln x. Find the order n of the Maclaurin polynomial required to approximate f on [0.5, 1.5] with an error no more than 0.005.
A. n ? 7 B. n ? 4 C. n ? 5 D. n ? 6
Solve the problem.The lifetime of an appliance that costs $100 is exponentially distributed with a mean of 2 years. The manufacturer gives a full refund if the appliance fails in the first year following its purchase. If the manufacturer sells 300 printers, how much should it expect to pay in refunds?
A. $18,196 B. $10,624 C. $11,804 D. $118
Solve the quadratic equation for complex solutions.x2 + x + 8 = 0
A. 
B. 
C. 
D. 
Give all possible rational zeros for the polynomial.f(x) = 2x3 - 5x2 + 7x - 13
A. ±1, ±13, ± 
, ± 
B. ±1, ±2, ±13, ± 
C. ±1, ± 
, ±2, ± 
D. ±1, ±2, ±13