Solve the problem.For a hyperbolic mirror the two foci are 44 cm apart. The distance of the vertex from one focus is 6 cm and from the other focus is 38 cm. Position a coordinate system with the origin at the center of the hyperbola and with the foci on the y-axis. Find the equation of the hyperbola.
A. 
- 
= 1
B. 
- 
= 5
C. 
- 
= 1
D. 
- 
= 5
Answer: C
Mathematics
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Solve and check.
- 6 = 
A. x = 2 B. x = -2 C. x = 0 D. There is no solution.
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Factor completely. If the polynomial cannot be factored, say it is prime.24x2 + 58x + 30
A. 2(15x + 3)(x + 5) B. 2(4x + 1)(3x + 15) C. 2(4x + 3)(3x + 5) D. (4x + 1)(3x + 15)
Mathematics
Simplify.5(x + 8)
A. 5x + 8 B. 5x + 40 C. x + 40 D. 5x + 13
Mathematics
Solve the problem.What is 50% of $940?
A. $47,000 B. $940 C. $47 D. $470
Mathematics