factorise using suitable Identity
(x+y)^2 - (x-y)^2
Answers
Answered by
1
Answer:
(or)
(x + y)² - (x - y)²
= [(x + y) + (x - y)] [(x +y) - (x - y)]
= [ x + y + x - y ] [ x + y - x + y ]
= (2x) (2y)
= 4xy
Identity used: (a + b)(a - b) = a² - b².
Here's the answer to the question.
Answered by
0
Answer:
(x^2+2xy+y^2) _ ( x^2 _2xy + y^2)
x^2+ 2xy + y^2 _ x^2 + 2xy _ y^2.
2 xy +2xy
4xy ...
Similar questions
Chemistry,
2 days ago
English,
2 days ago
Social Sciences,
4 days ago
Physics,
4 days ago
Accountancy,
8 months ago
Hindi,
8 months ago