Decide whether the relation defines a function. Student Test Score
A. Not a function
B. Function
Answer: B
Mathematics
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Write a description of the shaded region using the symbols A, B, C, ?, ?, -, and ' as needed.
A. A ? B B. A - B C. A' ? B' D. (A ? B)'
Mathematics
Find the product.
A. x2 + 9x - 7
B. x2 - 
C. x2 - 9x - 7
D. x2 - 9
Mathematics
Write the fraction as a decimal.
A. 0.
B. 0.
C. 0.0
D. 0.
Mathematics
Solve.
= 
- 
A. 9 B. -9 C. 2, 9 D. empty set solution
Mathematics