`-3p^(2)+4p+7`

simplify: (i) 2p^(3) - 3p^(2) + 4p - 5- 6p^(3) + 2p^(2) - 8p - 2 + 6p + 8 (ii) 2x^(2) - xy + 6x - 4y + 5xy - 4x + 6x^(2) + 3y (iii) x^(4) - 6x^(3) + 2x - 7 + 7x^(3) - x + 5x^(2) + 2 - x^(4)

Add : 2p ^(4) - 3p ^(3) + p^(2) - 5p + 7, - 3p ^(4) - 7p ^(3) - 3p ^(2) - p - 12

Find the product of the following pairs of monomials. (i) 4, 7p (ii) -4p, 7p (iii) -4p, 7pq (iv) 4p^3, - 3p (v) 4p,0

2/3p +7

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