Solving Quadratics by factoring Hanna D7

Front

Solve by factoring: x² - 9x + 20 = 0

Back

x = 4 and x = 5

Front

What is the first question you ask yourself when factoring a polynomial?

Back

Is there a GCF?

Front

Solve by factoring: x² + 3x - 18 = 0

Back

x = 3 and x = -6

Front

What is the first step in solving (x + 2)(x - 3) = 0?

Back

Set each binomial factor equal to zero

Front

What does GCF stand for in factoring?

Back

Greatest Common Factor

Front

How do you factor the expression x² - 5x + 6?

Back

(x - 2)(x - 3) = 0

Front

What is the zero product property?

Back

If a * b = 0, then a = 0 or b = 0.

Front

Solve by factoring: x² - 4 = 0

Back

x = 2 and x = -2

Front

What is the factored form of x² + 7x + 10?

Back

(x + 2)(x + 5) = 0

Front

How do you check if your factors are correct?

Back

Expand the factors and see if you get the original polynomial.