Simplify. Assume that variables can represent any value.
A. 7x
B. 7
C. -7
D. 49x
Answer: B
Mathematics
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Use set notation to identify the shaded region.
A. 
? A ? C
B. A ? C - B
C. A ? C
D. C ? 
? A
Mathematics
Determine whether the expression is a polynomial. If it is, state how many terms and variables the polynomial contains. Then state its degree.5m4n4 + 3mn9 - 7
A. Yes; 3; 2; 9 B. No C. Yes; 3; 3; 18 D. Yes; 3; 2; 10
Mathematics
Represent the shaded area in the figure group with an improper fraction.
A. 
B. 
C. 
D. 
Mathematics
Divide. Write the answer in lowest terms.
÷ 
A. 
B. 64k
C. 
D. 
Mathematics