[" Factorise the cuprescions.(ii) "7p^(2)+21q^(2)],[(10)a^(1)+bx],[(1,0)=1+1=7+m^(2)+an^(2)]

Factorise the expressions : 7p^2 + 21q^2

Factorise the expressions : 7p^2 + 21q^2

Factorize the expressions: 7p^2+21q^2

Factorise the expressions. (i) ax^2 + bx (ii) 7p^2 + 21q^2 (iii) 2x^3 + 2xy^2 + 2xz^2 (iv) am^2 + bm^2 + bn^2 + an^2 (v) (lm + l) + m +1 (vi) y(y+z) + 9(y+z) (vii) 5y^2 - 20y - 8z + 2yz (viii) 10ab + 4a + 5b +2 (ix) 6xy - 4y + 6 - 9x

Factorise the expressions. (i) ax^2 + bx (ii) 7p^2 + 21q^2 (iii) 2x^3 + 2xy^2 + 2xz^2 (iv) am^2 + bm^2 + bn^2 + an^2 (v) (lm + l) + m +1 (vi) y(y+z) + 9(y+z) (vii) 5y^2 - 20y - 8z + 2yz (viii) 10ab + 4a + 5b +2 (ix) 6xy - 4y + 6 - 9x

Factorise : (7 (3)/(10) )^2- (2 (1)/( 10))^2

Factorise : 12x^2-7x+1 .