Which equation matches the given calculator-generated graph and description? Decide without using your calculator.
Ellipse; center (1, -3)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
Mathematics
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Find the domain and range of the relation.
A. domain: (-?, ?), range: (-?, 2] B. domain: (-?, 1], range: (-?, 2] C. domain: (-?, 1) or (1, ?), range: (-?, 2] D. domain: (-?, ?), range: (-?, ?)
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Write the fraction as a percent rounded to the nearest tenth, if necessary.
A. 11.3% B. 230% C. 26.1% D. 2.6%
Mathematics
Determine the constant term that must be added to the expression to make it a perfect square.x2 + 14x
A. 14 B. 196 C. 49 D. 7
Mathematics
Supply the missing numbers. fraction decimal percent70%
A. 
7
B. 
0.7
C. 
7
D. 
0.7
Mathematics