Find a cartesian equation of the following curve, assuming the center is at the origin. Use a graphing utility to check your work.A hyperbola with foci (±9, 0) and eccentricity 
A. 
- 
= 1
B. 
+ 
= 1
C. 
- 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Solve the equation by the zero-factor property.(x + 3)(x - 6)(x - 14) = 0
A. {-3, 6, 14} B. {3, 6, 14} C. {-3, 6, -14} D. {0, -3, 6}
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Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 29,400,000,000,000 B. 600,000 C. 29,400,000 D. 600,000,000,000
Mathematics
Simplify the power of i.
A. -1 B. -i C. i D. 1
Mathematics
Perform the addition. 
A. 398 B. 4,953 C. 5,944 D. 5,844
Mathematics