Question

Factor each completely 9ײ-1

Answer 1

Answer:

-1/3, 1/3

Step-by-step explanation:

9x^2−1

The expression can be written as : (3x)^2−12

This is of the form: a^2−b^2= (a+b)(a−b)

Applying the same: (3x)^2 − 1^2 = (3x+1)(3x−1)