Factoring (GCF, DOTS, and a=1)

Front

What is the GCF of 18k and 15k³?

Back

3k

Front

Factor 81m² - 4.

Back

(9m - 2)(9m + 2)

Tags

CCSS.HSA.APR.C.4

Front

Factor the trinomial completely: 2x² + 12x + 16.

Back

2(x + 2)(x + 4)

Front

Factor x² + 12x + 35.

Back

(x + 5)(x + 7)

Front

Factor 49d² - 1.

Back

(7d + 1)(7d - 1)

Tags

CCSS.HSA.APR.C.4

Front

What is the definition of GCF (Greatest Common Factor)?

Back

The largest factor that divides two or more numbers.

Front

What does DOTS stand for in factoring?

Back

Difference of Two Squares.

Tags

CCSS.HSA.APR.C.4

Front

What is the formula for factoring a difference of squares?

Back

a² - b² = (a - b)(a + b).

Tags

CCSS.HSA.APR.C.4

Front

How do you factor a trinomial of the form ax² + bx + c when a = 1?

Back

Find two numbers that multiply to c and add to b.

Front

What is the first step in factoring by grouping?

Back

Group terms that have a common factor.