Given a Complex Zero, Write the Remaining Zeros of the Function Using Long Division

Given a Complex Zero, Write the Remaining Zeros of the Function Using Long Division

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to find zeros of a polynomial, focusing on imaginary numbers and their products. It demonstrates multiplying factors and using long division to simplify polynomials. The tutorial concludes with finding additional zeros using square roots, emphasizing the importance of understanding polynomial factors and zeros.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a complex number is a zero of a polynomial, what can be said about its conjugate?

It is also a zero.

It is irrelevant.

It is not a zero.

It is a factor.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What method can be used to multiply the factors derived from zeros?

Box method

Substitution

Graphing

Synthetic division

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of polynomial long division in this context?

To graph the polynomial

To integrate the polynomial

To simplify the polynomial and find additional factors

To find the derivative

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the remaining zeros of a polynomial after factoring?

By subtracting the factors

By setting the factors equal to zero

By multiplying the factors

By adding the factors

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the zeros of the polynomial discussed in the video?

i, -i, 2i, -2i

2, -2, 3, -3

1 + i, 1 - i, sqrt(3), -sqrt(3)

0, 1, 2, 3