Simplify the expressions. Make all exponents positive.
5
A. (-49)45
B. (-49)9
C. (-7)45
D. (-7)14
Answer: C
Mathematics
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Multiply.
2
A. 
x2 + 2x + 121
B. 
x2 - 2x + 121
C. 121x2 + 2x
D. 121x2 - 
x - 
Mathematics
Find the domain and the range for the function.
A. D: 
, R: 
B. D: All real numbers, R: All real numbers
C. D: 
, R: 
D. D: 
, R: 
Mathematics
Divide. 80 ÷ 11
A. 8 R 3 B. 7 R 3 C. 7 R 4 D. 6 R 6
Mathematics
Replace the ? with the inequality symbol < or >.4 ? -2
A. 4 > -2 B. 4 < -2
Mathematics