Question

expand (3a-b)^2एक्सपेंड ​

Answer 1

(3a-b)^2

( 3a - b)^2

( 3a - b)^2

( 3a - b)^2

( 3a - b)^2

( 3a - b)^2

( 3a - b)^2

Answer 2

Answer:

9a^2 – 6ab + b^2

Step-by-step explanation:

(3a-b)^2

Using identity: (a-b)^2 = a^2 - 2ab + b^2

(3a)^2 -2(3a) (b) + (b)^2

9a^2 – 6ab + b^2