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Assignment 7.5 Roots and Zeros of Polynomials

Assignment 7.5 Roots and Zeros of Polynomials

Assessment

Flashcard

Mathematics

9th - 12th Grade

Practice Problem

Hard

CCSS
HSN.CN.C.9, HSA.APR.B.2, HSF-IF.C.7C

+3

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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16 questions

Show all answers

1.

FLASHCARD QUESTION

Front

All zeros containing a square root sign come in pairs.

Back

True

Tags

CCSS.8.EE.A.2

2.

FLASHCARD QUESTION

Front

All imaginary roots come in pairs.

Back

True

Tags

CCSS.HSN.CN.C.9

3.

FLASHCARD QUESTION

Front

Use the Complex Conjugate Root Theorem to state another complex solution. Given that 3+5i is a root.

Back

3-5i

Tags

CCSS.HSN.CN.A.3

4.

FLASHCARD QUESTION

Front

Write a polynomial function of least degree with integral coefficients that has the given zeros: 5, -2i.

Back

x^3 - 5x^2 + 4x - 20

5.

FLASHCARD QUESTION

Front

Solve by using Rational Root Theorem: 2x^3 - 11x^2 + 12x + 9 = 0

Back

-1/2, 3, 3

Tags

CCSS.HSA.APR.B.2

6.

FLASHCARD QUESTION

Front

What is the Complex Conjugate Root Theorem?

Back

If a polynomial has real coefficients, then any complex roots must occur in conjugate pairs.

Tags

CCSS.HSN.CN.C.9

7.

FLASHCARD QUESTION

Front

Define a polynomial function.

Back

A polynomial function is a function that can be expressed in the form f(x) = a_nx^n + a_{n-1}x^{n-1} + ... + a_1x + a_0, where a_n, a_{n-1}, ..., a_0 are constants.

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