AnswersMathematics III AThe Rational Roots Theorem

The Rational Roots Theorem Answers

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A polynomial function has as a root. Which of the following must also be a root of the function?

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A
Option
B
Option
C
Option
D
Option
2
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Solve 2x2 + 26 = 0 to identify the roots.

A
Option
B
Option
C
Option
D
Option
3

When solving, you took the square root of both sides of the equation. Consider this step when completing the following statements. The roots are imaginary because of the

A
negative radicand.
B
nonperfect square radicand.
C
need to identify + and - roots of the radicand.
4

x =

A
-2 + i and -2 - i
B
2 + i and 2 - i
C
4 + 2i and 4 - 2i
D
2 + 4i and 2 - 4i
5

Describe the graph of the function g(x) = (x − 1)(x + 4)3(x + 5)2. The graph: the axis at (1, 0). the axis at (−4, 0). the axis at (−5, 0).

A
crosses
B
does not intersect
C
touches
6

The function has real roots and imaginary roots.

Answer:

2

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