Find a symbolic representation for f-1(x).f(x) = 2x2 - 1, x ? 0
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. Not a one-to-one function
Answer: A
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Provide an appropriate response.Derive a series for ln(1 + x) for x > 1 by first finding the series for 
and then integrating. 
A. ln x + 
B. ln x + 
C. ln x + 
D. ln x + 
Find the center of mass of a thin plate of constant density covering the given region.The region bounded by y = x4, x = 2, and the x-axis
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Find the Social Security tax (6.2%), Medicare tax (1.45%), and state disability insurance deduction (1%) for the employee. Assume the employee is under the FICA and SDI maximums at the end of the current pay period and assume that 
is paid for any overtime in a 
week. Round to the nearest cent if needed. Hours Reg FICA Medicare SDIEmployee Worked Rate Tax Tax TaxBush, H. 47 $8.90
A. $22.07, $5.16, $3.56 B. $25.93, $6.07, $4.18 C. $38.90, $9.10, $6.27 D. $27.87, $6.52, $4.49
Subtract.
A. 100 B. 50 C. 130 D. 40