Find the product: `(4x-3y+2z)\ (16 x^2+9y^2+4z^2+12 x y+6y z-8z x)`

Find the product: (4x-3y+2z)(16x^(2)+9y^(2)+4z^(2)+12xy+6yz-8zx)

Find the product: (3x-4y+5z)\ (9x^2+16 y^2+25 z^2+12 x y-15 z x+20 y z)

Find the product: (x+y+2z)(x^2+y^2+4z^2-x y-2y z-2z x)

Find the product: (3x+2y+2z)\ \ (9x^2+4y^2+\ 4\ z^2-\ 6\ x y-4\ y z-6z x)

Find the product: (2x-y+3z)(4x^2+y^2+9z^2+2x y+3y z-6x z)

Find the product: (2x-y+3z)(4x^2+y^2+9z^2+2x y+3y z-6x z)

Find the following expressions (4x-3y+2z)(16x^2+9y^2+4z^2+12xy+6yz-8zx)

Find the following products: (i) (x+y+2z)(x^2+y^2+4z^2-x y-2y z-2x z) (ii) (2x-y+3z)(4x^2+y^2+9z^2+2x y+3y z-6x z)

2x-3y+5z=16, 3x+ 2y-4z= -4, x + y - 2z =- 3.