Let f be a function with the given domain and range. Find the domain and range of the indicated function.Domain of f(x): [-3, 0]; Range of f(x): [0, 4] 2f
A. D: 
; R: 
B. D: 
; R: [0, 8]
C. D: [-15, 0]; R: [0, 8]
D. D: [-6, 0]; R: [0, 20]
Answer: C
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Multiply.(
+ 5)(
- 5)
A. x
- 25
B. x
- 5
+ 5
- 25
C. x
- 25
D. x
+ 
- 25
Determine whether the polynomial is a sum of cubes, a difference of cubes, or neither.x3 + 729
A. Neither B. Difference of cubes C. Sum of cubes
Solve the system.3w - 5y + z = 19-w + x + 2y - z = -42w - x + 2z = -8 x + 3y - z = -11
A. ( 0, -2 , 4, 5) B. (-2, 4, -5, 0) C. (2, 6, -5, -1) D. (-4, 0, -6 , 1)
Provide an appropriate response.It can be shown that a hyperbola with center at the origin, foci at F'(-c, 0) and F(c, 0), and equation 
has equation 
. Use this result to find an equation of a hyperbola with center at the origin, foci at (-4, 0) and (4, 0), and absolute value of the distances from any point of the hyperbola to the two foci equal to 4.
A. 
- 
= 1
B. x2 - y2 = 4
C. 
- 
= 1
D. 
- 
= 1