Find all of the real and imaginary roots, stating the multiplicity of each.x4 - 20x2 + 64 = 0
A. 16 with multiplicity 2
4 with multiplicity 2
B. 16 with multiplicity 2
2 with multiplicity 1
C. 16 with multiplicity 1
4 with multiplicity 1
D. -4 with multiplicity 1
4 with multiplicity 1
-2 with multiplicity 1
2 with multiplicity 1
Answer: D
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Write the rational expression in simplest form.
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A. 
B. ?
C. ?
D. ?
E. ?
First, create a scatter plot for the data in the table. Then, use the shape of the scatter plot given to determine if the data are best modeled by a linear function, an exponential function, a logarithmic function, or a quadratic function.
A. 
exponential function
B. 
quadratic function
C. 
linear function
D. 
logarithmic function
The graphs of f(x) and g(x) are given.
a) For what values of x is f(x) = g(x)?
b) Find the values of f(-2) and g(4).
Graph the solution set of the system of inequalities or indicate that the system has no solution.2x + 3y ?6x - y ?3y ?2 
A. 
B. 
C. 
D. 