Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r sec ? = -6
A. 
x = -6; vertical line 6 units
to the left of the pole
B. 
y = -6; horizontal line 6 units
below the pole
C. 
(x + 3)2 + y2 = 9; circle, radius 3
center (-3, 0) in rectangular coordinates
D. 
x2 + (y + 3)2 = 9; circle, radius 3,
center at (0, -3) in rectangular coordinates
Answer: C
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Find all rational zeros of the polynomial function.f(x) = 3x4 + 5x3 - 10x2 - 20x - 8
A. 1, - 
, 2, -2
B. 1, 
, 2, -2
C. -1, 
, 2, -2
D. -1, - 
, 2, -2
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = x4 - 6x2 + 8
A. x = -2, multiplicity 1; x = 2, multiplicity 1; x = -
, multiplicity 1; x = 
, multiplicity 1
B. x = 4, multiplicity 1; x = 2, multiplicity 1
C. x = 4, multiplicity 1; x = -
, multiplicity 1; x = 
, multiplicity 1
D. x = -2, multiplicity 1; x = 2, multiplicity 1; x = -
, multiplicity 1
Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(
+ 
)(
- 
)
A. 12 - 2
B. 12 - z
C. 12z
D. 12 - 2
Solve the problem.A ball is dropped from a cliff that is 368 feet high. The distance S (in feet) that it falls in t seconds is given by the formula S = 16t2. How many seconds (to tenths) will it take for the ball to hit the ground?
A. 4.8 sec B. 8464 sec C. 19.2 sec D. 18.8 sec