Find the equation of the hyperbola.Vertices of the fundamental rectangle (7, ±3) and (-7, ±3), and opening left and right.
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: C
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Provide an appropriate response.A student solved the system of equations x + 2y = 45x + 10y = 20for x in the first equation, and substituted into the second equation. The y's also disappeared in the process. The student claimed that the system of equations has no solution. Is this correct?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Decide if the equation could be linear.
A. Not linear B. Linear
Write the equation of the line with the given slope and y-intercept.slope 0;y-intercept (0, 4)
A. x = 4 B. y = 0 C. y = 4x D. y = 4
Decide whether a triangle can be formed with the given side lengths. If so, use Heron's formula to find the area of the triangle.a = 31b = 20.6c = 8.4
A. 78.05 B. 79.34 C. No triangle is formed. D. 76.73