Question

. Simplify:-
1) (2x-3y )3 - (2x + 3y)*
II) (x +y + z)2 – (x – y + z)2​

Answer 1

1) 6x-9y-2x-3y

= 4x-12y

2) 2x+ 2y + 2z -(2x-2y+2z)

= 4y

Answer 2

Answer:

1)4x-11y

2)4y

Step-by-step explanation:

multiple and add you will get i hope helpful for you