Question

(3x + 7y)2 – (3x – 7y)? by suitable identity ​

Answer 1

Step-by-step explanation:

answer is

(6x+14y)-(3x-7y)

3x+7y

Answer 2

Step-by-step explanation:

answer is 2 because have also opposite side positive and negative so cut that answer o only 2 only give answer is 2