Write all the terms of each of the following algebraic expressions :
`-7pq^(4)-9pq^(2)q+(3p)/(q)-(2)/(p)+11p+13q-3`

Write all the terms of each of the following algebraic expressions : 5p^(3)q^(2)-9pqr+2st+1 .

Find the variables and the terms in the following algebraic expressions. 2r+7p-3pq

Write down the algebraic expressions whose terms are : -7pq^(3),2p^(2)q, -3p^(5), 7r^(2), -(2)/(3) pqr+5

Find the sum of the following algebraic expressions : 4p + 3q + 5r , 6p - 4q - r , 2p + q + 7r

Factorize each of the following algebraic expressions: 4x^2+12 x y+9y^2 (2) 9a^2-24 a b+16 b^2 (3) p^2q^2-6p q r+9r^2 (4) 36 a^2+36 a+9

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

Find the excess of 4p^(2)-2pq +3q^(2) over 2p^(2)-pq +4q^(2) .

Identify which of the following expressions are polynomials. If so, write their degrees. 6p^(4) -p^(3)q^(2)+pq^(3)+q^(4)

Add the following expressions using horizontal method : 4p + 3q , 4q + 3p and -5p - 5q

Subtract : 3p^(3)-5p^(2)q from q^(2)+p^(2)q-4p^(3)