Find the zeros of the polynomial function and state the multiplicity of each.f(x) = 2x3 + x2 - 18x - 9
A. -3, multiplicity 2; - 
, multiplicity 1
B. 3, multiplicity 2; 
, multiplicity 1
C. -3, multiplicity 1; 3, multiplicity 1; - 
, multiplicity 1
D. -3, multiplicity 1; 3, multiplicity 1; 
, multiplicity 1
Answer: C
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Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: portion of the cone x2 + y2 - z2 = 0 between z = 1 and z = 2Density: ? = 3
A. Iz = 45
B. Iz = 
?
C. Iz = 45?
D. Iz = 
Solve the equation.-7z = 56
A. -8 B. 8 C. 63 D. -63
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 7
C. 
D. 
Find the equation that the given graph represents.
A. f(x) = (x + 6)4 B. f(x) = x4 - 3x2 + 6 C. f(x) = -x4 + 3x2 + 6 D. f(x) = -x3 - 6x2 - x + 6