Factoring Techniques with AC Method

This video tutorial covers the AC method for factoring quadratic equations. The instructor explains how to identify the coefficients A, B, and C in a quadratic equation and demonstrates the step-by-step process of using the AC method to factor equations. Several example problems are solved to illustrate the method, and the video concludes with a final example and summary.

What is the primary advantage of the AC method according to the teacher?

• It requires fewer steps.

• It is the least frustrating for students.

• It does not require knowing algebra.

• It is the fastest method.

In a quadratic equation ax^2 + bx + c, what does 'c' represent?

• The coefficient of x^2

• The constant term

• The coefficient of x

• The variable term

What is the result of multiplying 'a' and 'c' when a = 21 and c = -2?

• -19

• 19

• 42

• -42

Tags

CCSS.6.EE.A.2C

Which pair of numbers multiplies to -42 and adds up to 1?

• -6 and 7

• -7 and 6

• 7 and -6

• 6 and -7

What is the next step after finding the two numbers in the AC method?

• Divide the quadratic by the two numbers

• Add the two numbers

• Replace the middle term with the two numbers

• Multiply the two numbers

What does GCF stand for in the context of factoring?

• Greatest Common Factor

• General Common Function

• General Coefficient Formula

• Greatest Coefficient Function

How do you check the factored form of a quadratic equation?

• By plotting it on a graph

• By using the FOIL method

• By differentiating it

• By simplifying it

What should you do if the quadratic equation initially has a common factor?

• Divide all terms by the GCF

• Multiply all terms by the GCF

• Add the GCF to each term

• Ignore the GCF

Tags

CCSS.HSA-REI.B.4B

In the example with a = 2, b = -7, and c = 3, what are the two numbers that fit the AC method criteria?

• 6 and -1

• -1 and -6

• 1 and 6

• -6 and 1

What is the final form of a factored quadratic when the two numbers found are 3 and 3?

• (x + 3)(x + 3)

• (x - 3)(x - 3)

• (3x + 1)(3x + 1)

• (3x - 1)(3x - 1)

Tags

CCSS.HSA.APR.C.4