Factoring Trinomials a=1 FACTORING, grouping, diff squares, GCF

Front

What is the GCF of the trinomial 3x² - 9x - 120?

Back

3

Front

Factor 7x + 21 using the GCF.

Back

7(x + 3)

Front

Factor by grouping: 20x³ - 25x² + 4x - 5.

Back

(5x² + 1)(4x - 5)

Front

Factor: x² - 20x + 100.

Back

(x - 10)²

Front

What is ALWAYS the first step when factoring?

Back

Look for the GCF

Front

Define a trinomial.

Back

A polynomial with three terms.

Front

What does GCF stand for?

Back

Greatest Common Factor.

Front

What is the difference of squares?

Back

A² - B² = (A + B)(A - B).

Front

How do you factor a trinomial in the form x² + bx + c?

Back

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

Front

What is the purpose of factoring?

Back

To simplify expressions and solve equations.