Factorize each of the following expressions : (i) `a^3 + a^2 (x-y) - a (y+z) - z` (ii) `(x^2+3x)^2 - 5 (x^2+3x) - y (x^2+3x) + 5y`

Factorize each of the following expressions: (i) 3-12(a-b)^2 (ii) x(x+z)-y(y+z)

Factorize each of the following expressions: a^3x+a^2(x-y)-a(y+z)-z , (x^2+3x)^2-5(x^2+3x)-y(x^2+3x)+5y

Factorize each of the following expressions: 3-12(a-b)^(2) (ii) x(x+z)-y(y+z)

Factorize each of the following expressions: a^(3)x+a^(2)(x-y)-a(y+z)-z(x^(2)+3x)^(2)-5(x^(2)+3x)-y(x^(2)+3x)+5y

Factorize each of the following expressions: x a^2+x b^2-y a^2-y b^2 (2) x^2+x y a+x z+y z (3) 2a x+b x+2a y+b y (4) a b-b y-a y+y^2

Factorize of the expression: a^3x+a^2(x-y)-a(y+z)-z\

Factorize of the expression: a^(3)x+a^(2)(x-y)-a(y+z)-z

Find each of the following products: (i) (4x + 5y) (4x - 5y) (ii) (3x^(2) + 2y^(2)) (3x^(2) - 2y^(2))

Find each of the following products: (i) (-5x y)xx(-3x^2y z) (ii) 1/2x y\ xx2/3x^2y z^2