Simplify.i32
A. -1
B. i
C. -i
D. 1
Answer: D
Mathematics
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Let 
. Find the composite function which expresses the given correspondence correctly.
?
?
A. 
B. 
C. 
D. 
E. none of the above
Mathematics
Solve the problem.Dan's long-distance phone carrier charges him $3.95 a month for service. In addition, Dan is charged 5 cents a minute for the calls he makes. If his monthly bill is $48.50, how many minutes of calls did he make?
A. 881 minutes B. 892 minutes C. 902 minutes D. 891 minutes
Mathematics
Solve for the variable. Choose the method you feel will work best.x(5x + 8) = 4
A. x = 
, x = -2
B. x = 0, x = 
C. x = 
, x = 2
D. x = 0, x = - 
Mathematics
Use long division to evaluate the integral.
The choices are rounded to 3 decimal places.
Mathematics