Question

expand
(5a+3b)²- (5a-3b)²-60ab​

Answer 1

Answer:- 0 (Zero)


Step by step solution is in this picture!!!



I hope it will help you!!!

Please mark as brainliest answer!!!

Answer 2

Answer:

Question :-

➪ (5a + 3b)² - (5a - 3b)² - 60ab

Formula used :-

➭ a² - b² = (a + b) (a - b)

Answer :-

➪ (5a + 3b)² - (5a - 3b)² - 60ab

➙ {(5a + 3b) + (5a - 3b)} {(5a + 3b) - (5a - 3b)} - 60ab

➙ (5a + 3b + 5a - 3b) (5a + 3b - 5a + 3b) - 60ab

➙ (5a + 5a + 3b - 3b) (5a - 5a + 3b + 3b) - 60ab

➙ (10a) (6b) - 60ab

➙ 10a × 6b - 60ab

➙ 60ab - 60ab

➙ 0