Identify the vertex, axis, domain, and range of the parabola.f(x) = (x + 5)2 - 2
A. vertex: (-5, 0)
axis: x = -5
domain: (-?, ?)
range: [-2, ?)
B. vertex: (-2, -5)
axis: x = -2
domain: (-?, ?)
range: [-2, ?)
C. vertex: (-5, 0)
axis: x = -5
domain: (-?, ?)
range: [-5, ?)
D. vertex: (-5, -2)
axis: x = -5
domain: (-?, ?)
range: [-2, ?)
Answer: D
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A. -x - 12 B. -x + 12 C. -12x D. x - 12
Solve the problem.The price of a necklace is $5.99. If the salesperson's rate of commission is 14%, how much commission is earned on the sale of the necklace? Round to the nearest cent.
A. $8.39 B. $0.84 C. $8.49 D. $0.85
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 5
A. x2 + 
2 = 
; circle,
radius 
, center at 
in
rectangular coordinates
B. 
2 + y2 = 
; circle,
radius 
, center at 
in
rectangular coordinates
C. x2 + y2 = 25; circle, radius 5,
center at pole
D. x = 5; vertical line 5 units to the right
of the pole
Calculate.9 - (-28)
A. 37 B. -19 C. 19 D. -37