1.(x-y)² =2.(2x-3y)² = 3.(4x-y)² =4.(2x-5y)² =5.(4y-8z)² =Tolong jawab :)

1.(x-y)²=x²+y²
2.(2x-3y)²=4x+9y
3.(4x-y)²=16x+y²
4.(2x-5y)²=4x+25y
5.(4y-8z)²=16y+64z

maaf kalo salah