Question

What is the expression in factored form? 9 x 2 − 4

Answer 1

Answer:

(3x - 2)(3x + 2)

Step-by-step explanation:

9x² - 4 ← is a difference of squares and factors in general as

a² - b² = (a - b)(a + b)

Thus

9x² - 4

= (3x)² - 2²

= (3x - 2)(3x + 2) ← in factored form

Answer 2

Answer:

(3x-2)(3x+2).

Step-by-step explanation:

I'm smart, also I have A+ in all of my classes.