Find the reciprocal, if it exists.
A. - 
B. -3y
C. 3y
D. - 
Answer: B
Mathematics
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Identify the type of surface represented by the given equation.
- 
- 
= 1
A. Hyperboloid of two sheets B. Elliptical cone C. Ellipsoid D. Hyperboloid of one sheet
Mathematics
For the series given, determine how large n must be so that using the nth partial sum to approximate the series gives an error of no more than the stated error.
; En ? 0.0002
A. 600 B. 300 C. 3000 D. 1500
Mathematics
Solve the problem.Which fairness criterion is always satisfied by the Hare method?
A. monotonicity criterion B. independence of irrelevant alternatives criterion C. Condorcet criterion D. majority criterion
Mathematics
Use the formula for 
to evaluate the expression.
A. 7 B. 3.5 C. 1440 D. 5040
Mathematics