Find an equation for the ellipse described. Graph the equation.Foci at (-1, -1) and (-1, -7); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Convert using dimensional analysis.18 pints to cups
A. 72 c. B. 36 c. C. 144 c. D. 9 c.
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Perform the subtraction without converting to Hindu-Arabic numerals.
A. 
B. 
C. 
D. 
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Solve the polynomial inequality. Express the solution in interval notation.(x - 7)(x + 1) > 0
A. (-?, -7) ? (1, ?) B. (-1, ?) C. (-1, 7) D. (-?, -1) ? (7, ?)
Mathematics
Evaluate. If necessary, find common denominators and simplify completely.13
- 
A. 11
B. 12
C. 13
D. 12
Mathematics