How to write a quadratic of it's factors using quadratic formula

How to write a quadratic of it's factors using quadratic formula

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

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The video tutorial explains how to express a quadratic polynomial as linear factors using the linear factorization theorem. It discusses the potential for complex, real, or imaginary factors and explores methods like synthetic division and the quadratic formula to find zeros. The tutorial also covers simplifying radicals and converting zeros to factors, while highlighting alternative methods like completing the square and the limitations of graphing for irrational numbers.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum number of linear factors a quadratic function can have?

Four

Three

Two

One

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a possible rational zero for the quadratic function given in the video?

2

-2

3

1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What method can be used to find zeros when a polynomial is non-factorable?

Quadratic Formula

Rational Zero Test

Synthetic Division

Graphing

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the square root of 12?

3√2

√6

4√3

2√3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you express a zero, X = a, as a factor of a polynomial?

X/a

X + a

X - a

aX

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method can also be used to solve the quadratic equation besides the quadratic formula?

Rational Zero Test

Synthetic Division

Completing the Square

Graphing

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to express solutions in exact form rather than decimal approximations?

Decimals are easier to understand

Exact forms are more accurate

Decimals are more precise

Exact forms are less useful