Factoring POPCORN

What is the first step when factoring polynomials?

• Find the GCF
• List all the terms
• Make a triangle
• Write the answer

Which of the following is a difference of perfect squares?

• x² - 18
• 4x² + 36 
• 9x² - 100
• x² + 4

What are the factors of
25x² - 81?

Mathematical Equivalence

ON

Factor completely. x² -2x - 24

Mathematical Equivalence

ON

x² + 81

• Not factorable

• ( x - 9 ) ( x + 9 ) 

• ( x + 9 ) ( x + 9 ) 

• ( x - 9 ) ( x - 9 ) 

Which of the following polynomials cannot be factored by factoring out a GCF?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON