Find each of the products: `(4/3p q^2)xx(-1/4p^2r)xx\ (16 p^2q^2r^2)`

Find each of the products: ((4)/(3)pq^(2))x(-(1)/(4)p^(2)r)x(16p^(2)q^(2)r^(2))

Find each of the following products : (3p^(2) + q^(2)) xx (2p^(2) - 3q^(2))

Find the product: (p^(2)+q^(2))(p-2q+3r)

Find the product: p xx q^2 xx p^3 xx p ^4

Find the each of the following products: (3p^(2) + q^(2)) (2p^(2) - 3q^(2))

Find the product : (p^(2) + q^(2))(2p - 3q + 4r)

Find the value of : 1/2 p^(2) xx 4p^(2)q xx(-3 p)

If p = -2, q = - 1 and r = 3, find the value of (i) p^(2) + q^(2) - r^(2) (ii) 2p^(2) - q^(2) + 3r^(2) (iii) p - q - r (iv) p^(3) + q^(3) + r^(3) + 3 pqr (v) 3p^(2) q + 5pq^(2) + 2 pqr (vi) p^(4) + q^(4) - r^(4)

Find the product of the following. (p^2+4q^2+r^2+2pq+pr-2qr) (p-2q-r)

Factorize each of the following expressions: (1) q r-p r+q s-p s (2) p^2q-p r^2-p q+r^2 (3) 1+x+x y+x^2y (4) a x+a y-b x-b y