Question

(2x-3y+7z)2
Expand it

Answer 1

2(2 x X) 2(- 3 x y )2(7 x z )

Answer 2

Answer:

Explanation:

(a+b+c)^2 = a^2+b^2+c^2+2ab+2bc+2ca

here,

  a=  2x

b= -3y

c= 7z