" Factorise ":-25x^(2)+4y^(2)+9z^(2)-20xy-12yz+30xz

Factorise :25x^(2)-30xy+9y^(2)

Factorise : x^(2)+y^(2)+z^(2)-xy-yz-zx

Factories the following : 25x^(2) + 4y^(2) + 9z^(2) - 20 xy + 12yz + 30 xz

Factorise the following expression: ( i) 4x^(2) +9y^(2) +25z^(2) +12xy +30yz + 20zx (ii) 25x^(2) +4y^(2) +9z^(2) -20 xy +12yz - 30zx

Factorise : - 4x^(2) +9y^(2)+16z^(2)+12xy-24yz-16xz

Factorise 4x^(2) + y^(2) + z^(2) - 4xy - 2yz + 4xz .

Factorise 4x^(2)+y^(2)+z^(2)-4xy-3yz+4xz

Factorize: 25x^2+4y^2+9z^2-20xy-12yz+30xz