Question

7. Simplify each of the following expressions:

(x+y+z)²+(x+y/2+z/3)²-(x/2+y/3+z/4)​²

Answer 1

Answer:

option D

Step-by-step explanation:

thanks

Answer 2

Step-by-step explanation:

apply the formula: (a+b+c)^2= a^2 + b^2 + c^2 + 2ab +2bc +2ac

hope this helps...