Question

(7a + 5b)^2 - (7a-5b)^2

Answer 1

Answer:

the above answer is correct , but i will give you more better answer

Step-by-step explanation:

(7a + 5b)+(7a-5b) * (7a + 5b)- (7a-5b)

this is simplified and the rest sum you do at your own because practice makes man/women perfect