Question

Expand the identity (l+m)3

Answer 1

Answer:

$(x - y)^3 = x^3 + y^3 - 2xy$

Step-by-step explanation:

I hope this answer is helpful for you

Answer 2

Introduction :

Hello mate, I'm Gourav here to help you. By the way, here's your answer :

Step-By-Step-Explanation :

The formula we've to use in this sum :

(a + b)³ = a³ + 3a²b + 3ab² + b³

or, a³ + b³ + 3ab (a+b)

(l+m)³ = (l)³ + 3.(l)².m + 3.l. (m)² + (m)³

= l³ + 3l²m + 3lm² + m³

Hope it'll help you. Please mark me as the brainliest.