Find an equation for the hyperbola described.Vertices at (±5, 0); foci at (±10, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: D
Mathematics
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Graph the pair of parametric equations in the rectangular coordinate system.x = 2 sin t, y = 2 cos t; 0 ? t ? 2? 
A. 
B. 
C. 
D. 
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Solve the equation. Express radicals in simplest form.x2 = 144
A. ±13 B. 72 C. ±12 D. 12
Mathematics
Perform the indicated operation.15 ÷ 
A. - 
B. - 
C. 
D. 
Mathematics
Find the value of the unique real number ? between 0 and 2? that satisfies the given conditions.cos ? = - 
and tan ? < 0
A. 
B. 
C. 
D. 
Mathematics