Multiply:
(i) 6ab by 4b
(ii) `5ab^(2)c^(3)` by `7a^(2)bc`
(iii) `-6x^(2)yz` by `(2)/(3)xy^(3)z^(2)`
(iv) `(-8)/(5)a^(2)bc^(3)` by `(-3)/(4)ab^(2)c`

Multiply :3ab^(2)c^(3)by5a^(3)b^(2)c(ii)4x^(2)yzby-(3)/(2)x^(2)yz^(2)

Multiply : -(2)/(3)a^(7)b^(2) and -(9)/(4)ab^(5)

Multiply 8a^(2)b - 3ab + 5b^(2) by 6ab.

Multiply: (i) -8ab^(2)c, 3a^(2)b and -(1)/(6) (ii) (5)/(8)a^(3)b^(2), 12a^(2)b abd 6c (iii) 4, (5)/(12)x and -8x^(2)y (iv) -a, a^(2)bc and (-2)/(5)ab^(2)c^(2)

Multiply (7a^(2) b - 5ab^(2) +3ab) " by " (- 2ab)

Divide: 6x^(4)yz-3xy^(3)z+8x^(2)yz^(2)yz^(4) by 2xyz(2)/(3)a^(2)b^(2)c^(2)+(4)/(3)ab^(2)c^(3)-(1)/(5)ab^(3)c^(2)by(1)/(2)abc

Find the GCD for the following: (i) p^(5),p^(11) ,p^(9) (ii) 4x^(3) , y^(3) , z^(3) (iii) 9a^(2) b^(2) c^(3) , 15a^(3) b^(2) c^(4) (iv) 64x^(8) , 240 x^(6) (v) ab^(2) c^(3) , a^(2) b^(3) c,a^(3) bc^(2) (vi) 35x^(5) y^(3) z^(4) , 49x^(2) yz^(3), 14xy^(2) z^(2) (vii) 25ab^(3) c, 100a^(2) bc , 125 ab (viii) 3abc,5xyz, 7pqr

Multiply :-(8)/(5)x^(2)yz^(3)by-(3)/(4)xy^(2)z( ii) (3)/(14)x^(2)yby(7)/(2)x^(4)y2.1a^(2)bcby4ab^(2)

Multiply the - 5a ^(2) bc , 11 ab , 13 ab c ^(2)