Simplify the expression so that no negative exponents appear in the final result. Assume all variables represent nonzero numbers.
-5
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.An election is held among 21 candidates. What is the total number of pairwise comparisons in this election?
A. 
B. 212
C. 221
D. 21
E. 21 × 2
Mathematics
Provide an appropriate response.If n is even, under what condition is 
negative?
A. never B. when a is zero C. when a is negative D. when a is positive
Mathematics
Use the two given functions to write y as a function of x.y = 6m2 + 7, m = x - 4
A. y = 6x2 - 48x + 103 B. y = 6x2 - 8x + 23 C. y = 6x2 - 48x + 96 D. y = 6x2 + 103
Mathematics
Supply the missing numbers. Round any decimal to the nearest thousandth and percent to the nearest tenth of a percent if necessary.fractiondecimalpercent?34%
A.
 ? | ; 0.34 |
B.
 ; | 3.4 |
C.
 ? | ; 3.4 |
D.
 ? | ; 0.34 |
Mathematics