1.

Evaluate (3a + 2) (3a - 2)​

Answer»

ANSWER:

Step-by-step explanation:

(3a + 2) (3a - 2)​

(a + B ) (a - b ) = a² - b²

(3a + 2) (3a - 2)​ = (3a)² - (2²)

9a² - 4



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