Question

expand (3x-4y+2z)² ​

Answer 1

Step-by-step explanation:

Use the formula

(x+y+z)^2 = (x^2+y^2+z^2+2xy+2yz+2xy)

This is the answer for your question.

Answer 2

Answer:

by using :-

(x+y+z) ^ 2 = (x^2 +y^2 +z^2 +2xy+2yz+2zx)