Polynomials and Rational Functions — Test

Question 1

Which table describes the behavior of the graph of f of x is equal to 2 x cubed minus 26 x minus 24 ?

Revolt · Accepted Answer

Table with 2 columns and 5 rows.Row 1: Column 1, 'Interval'; Column 2, 'Relation of graph to x-axis' Row 2: Column 1, 'open paren negative infinity comma negative 3 close paren'; Column 2, 'Below' Row 3: Column 1, 'open paren negative 3 comma negative 1 close paren'; Column 2, 'Above' Row 4: Column 1, '(−1, 4)'; Column 2, 'Below' Row 5: Column 1, '(4, ∞)'; Column 2, 'Above'

Question 2

Which expression is a possible leading term for the polynomial function graphed?

Revolt · Accepted Answer

negative 4 x to the 8th power

Question 3

What are the possible degrees for the polynomial function?

Revolt · Accepted Answer

even degrees of 6 or greater

Question 4

How many turning points are in the graph of the polynomial function?

Revolt · Accepted Answer

4 turning points

Question 5

Let A , b , and c be real numbers where A is not equal to b is not equal to c is not equal to 0 Which of the following functions could represent the graph?

Revolt · Accepted Answer

f of x is equal to x squared open paren x minus A close paren squared open paren x minus b close paren to the 4th power open paren x minus c close paren

Polynomials and Rational Functions — Test Answers

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