Question

expand using suitable identity (2x+3y+42)^2​

Answer 1

Answer:

$\huge\tt\red{❥}\tt\pink{A}\tt\blue{N}\tt\green{S}\tt\purple{W}\tt\orange{E}\tt\orange{R}\huge\tt\purple{｡✿}❥$

$\pink{\sf(a+b+c)^2 }$

$\sf= a^{2} + b^{2} + c^{2} +2ab +2bc +2ca$

$\sf4x^{2} + 9y^{2} + 1764 +12xy - 252y - 168x$

Hence, This Is Answer