Factoring Special Cases

Front

Factor: x² - 16

Back

(x - 4)(x + 4)

Tags

CCSS.HSA.APR.C.4

Front

Factor: x² + 18x + 81

Back

(x + 9)²

Tags

CCSS.HSA.APR.C.4

Front

Factor: x² - 25

Back

(x + 5)(x - 5)

Tags

CCSS.HSA.APR.C.4

Front

Factor: x² - 30x + 225

Back

(x - 15)²

Tags

CCSS.HSA.APR.C.4

Front

Which of the following trinomials is a perfect square trinomial? r² - 6r + 36, 4y² + 10y + 25, x² + 16x + 16, 9a² - 12a + 4

Back

9a² - 12a + 4

Tags

CCSS.HSA.APR.C.4

Front

Definition: Perfect Square Trinomial

Back

A trinomial that can be expressed as the square of a binomial, e.g., (a + b)² = a² + 2ab + b².

Front

Definition: Difference of Squares

Back

A² - B² = (A - B)(A + B), e.g., x² - 16 = (x - 4)(x + 4).

Tags

CCSS.HSA.APR.C.4

Front

Definition: Factoring

Back

The process of breaking down an expression into a product of simpler factors.

Front

Example of a perfect square trinomial: x² + 10x + 25

Back

(x + 5)²

Tags

CCSS.HSA.APR.C.4

Front

Example of factoring a difference of squares: x² - 49

Back

(x - 7)(x + 7)

Tags

CCSS.HSA.APR.C.4