Question

Using identities ,simplify:i) (3x+2)²-(3x-2)² ii) (4a+1/4a)²​

Answer 1

Answer:

(i) (3x+2)² - (3x-2)²

Step-by-step explanation:

(i) Using identity ‐: (a+b) (a-b)=(a-b)²

(3x+2)² - (3x-2)²= (3x²‐ 2²)