Factoring practice using difference of two squares

Factoring practice using difference of two squares

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

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The video tutorial introduces quadratic forms, explaining how to rewrite expressions in this form. It covers solving the diamond problem and factoring, emphasizing the importance of rewriting expressions correctly. The tutorial also explores alternative methods for factoring, such as factoring out a negative one, to provide different solutions. The instructor promises to teach shortcuts and tricks for solving these problems.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the standard form of a quadratic equation?

Ax^2 + Bx + C

Ax^2 + Cx + B

Ax + Bx^2 + C

Ax + B + Cx^2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the diamond problem method, what do you need to find two numbers that multiply to?

The sum of B and C

The product of B and C

The product of A and C

The sum of A and C

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If two numbers add to zero, what can be said about them?

They are both negative

They are equal and positive

They are equal in magnitude but opposite in sign

They are both positive

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one alternative method mentioned for factoring a quadratic equation?

Factoring out a negative one

Using the quadratic formula

Graphing the equation

Completing the square

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of factoring out a negative one from the expression N^2 + 0n - 49?

N^2 + 49

-(N^2 - 49)

-(N^2 + 49)

N^2 - 49