Find an equation for the hyperbola described.Vertices at (±7, 0); foci at (±10, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: C
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Find the absolute maximum value and the absolute minimum value, if any, of the function.
?
on 
?
A. Absolute maximum value: 
; absolute minimum value: 
B. Absolute maximum value: 
; absolute minimum value: 
C. Absolute maximum value: 
; absolute minimum value: 
D. Absolute maximum value: 
; absolute minimum value: 
E. Absolute maximum value: 
; absolute minimum value: 
Solve the system of equations using matrices. Use Gauss-Jordan elimination.
A. {(1, 8, 9)} B. {(2, 8, -1)} C. {(-1, 8, 2)} D. {(1, 9, 8)}
Evaluate the expression for the given value or values.x(9), for x = 3
A. 
B. 27
C. 
D. 12
Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 3x2 - 28
A. (x2 + 7)(x2 + 4) B. (x2 + 7)(x2 + 1) C. (x2 - 7)(x2 + 4) D. Prime