Math, asked by urvijain0613, 6 months ago

Factorise:
(l+m)² - 4lm​

Answers

Answered by muskanperween225
0

Answer:

(l-m)^2

Step-by-step explanation:

(l+m)^2-4lm

= (l^2+2lm+m^2)-4lm

= l^2+2lm+m^2-4lm

= l^2-2lm+m^2

=(l-m) ^2

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