Factorise `3x^2 +2x +12x +8` by regrouping the terms.

Factorise x^2+3x+2

Factorise 3x ^(2) + 11 x + 6

Factorise : - 2x^(2)+7x+3

Factorise : - 12x^(2)-7x+1

Factorise : - 3x^(2)-x-4

Factorise : - 6x^(2)+5x-6

Factorise x ^(3) - 23 x ^(2) + 142 x -120

Factorise : - x^(3)-2x^(2)-x+2

Find both the maximum value and the minimum value 3x^(4) - 8x^(3) + 12x^(2) - 48x + 25 on the interval [0,3].

Factorise x^2-(2x-1)^2 using identity.