Mr Daniels Maths
Factorising Double Brackets Hard

Set 1

Set 2

Set 3

Q1) Factorise \(x^2 + 11x + 30\). [ \((x + 5)(x + 6)\)]

Q1) Factorise the following;
\(6 x^2 + 7 x+ 2= \)
[ \((2x + 1)(3x + 2)\)]

Q1) Factorise the following;
\(9 x^2 -18 x+ 8= \)
[ \((3x -2)(3x -4)\)]

Q2) Factorise \(x^2 + 13x + 36\). [ \((x + 4)(x + 9)\)]

Q2) Factorise the following;
\(6 x^2 + 11x+ 4= \)
[ \((2x + 1)(3x + 4)\)]

Q2) Factorise the following;
\(6 x^2 + 5 x-6= \)
[ \((2x + 3)(3x -2)\)]

Q3) Factorise \(x^2 + 4x + 4\). [ \((x + 2)(x + 2)\)]

Q3) Factorise the following;
\(9 x^2 + 12 x+ 4= \)
[ \((3x + 2)(3x + 2)\)]

Q3) Factorise the following;
\(4 x^2 -16 x+ 15= \)
[ \((2x -3)(2x -5)\)]

Q4) Factorise \(x^2 + 9x + 18\). [ \((x + 3)(x + 6)\)]

Q4) Factorise the following;
\(4 x^2 + 12 x+ 9= \)
[ \((2x + 3)(2x + 3)\)]

Q4) Factorise the following;
\(4 x^2 -20 x+ 21= \)
[ \((2x -3)(2x -7)\)]

Q5) Factorise \(x^2 + 11x + 28\). [ \((x + 4)(x + 7)\)]

Q5) Factorise the following;
\(4 x^2 + 12 x+ 5= \)
[ \((2x + 1)(2x + 5)\)]

Q5) Factorise the following;
\(9 x^2 + 6 x-8= \)
[ \((3x + 4)(3x -2)\)]

Q6) Factorise \(x^2 + 11x + 24\). [ \((x + 8)(x + 3)\)]

Q6) Factorise the following;
\(9 x^2 + 18 x+ 5= \)
[ \((3x + 5)(3x + 1)\)]

Q6) Factorise the following;
\(6 x^2 -17 x-14= \)
[ \((3x + 2)(2x -7)\)]

Q7) Factorise \(x^2 + 14x + 49\). [ \((x + 7)(x + 7)\)]

Q7) Factorise the following;
\(6 x^2 + 7 x+ 2= \)
[ \((2x + 1)(3x + 2)\)]

Q7) Factorise the following;
\(6 x^2 + 5 x-6= \)
[ \((2x + 3)(3x -2)\)]

Q8) Factorise \(x^2 + 10x + 16\). [ \((x + 2)(x + 8)\)]

Q8) Factorise the following;
\(9 x^2 + 18 x+ 5= \)
[ \((3x + 5)(3x + 1)\)]

Q8) Factorise the following;
\(9 x^2 -18 x+ 8= \)
[ \((3x -2)(3x -4)\)]

Q9) Factorise \(x^2 + 18x + 81\). [ \((x + 9)(x + 9)\)]

Q9) Factorise the following;
\(8 x^2 + 14 x+ 5= \)
[ \((4x + 5)(2x + 1)\)]

Q9) Factorise the following;
\(6 x^2 + 5 x-6= \)
[ \((2x + 3)(3x -2)\)]

Q10) Factorise \(x^2 + 16x + 60\). [ \((x + 10)(x + 6)\)]

Q10) Factorise the following;
\(4 x^2 + 8 x+ 3= \)
[ \((2x + 1)(2x + 3)\)]

Q10) Factorise the following;
\(6 x^2 + 17 x-14= \)
[ \((2x + 7)(3x -2)\)]