Mr Daniels Maths
Factorising Double Brackets 2

Set 1

Set 2

Set 3

Q1) Factorise \(x^2 -4x -12\). [ \((x + 2)(x -6)\)]

Q1) Factorise the following;
\(49x^2 -100 =\) [ \((7x + 10)(7x -10)\)]

Q1) Factorise the following;
\(6 x^2 + 13 x+ 5= \)
[ \((3x + 5)(2x + 1)\)]

Q2) Factorise \(x^2 + 6x -27\). [ \((x + 9)(x -3)\)]

Q2) Factorise the following;
\(x^2 -9 =\) [ \((x -3)(x + 3)\)]

Q2) Factorise the following;
\(6 x^2 + 13 x+ 6= \)
[ \((2x + 3)(3x + 2)\)]

Q3) Factorise \(x^2 -3x -10\). [ \((x + 2)(x -5)\)]

Q3) Factorise the following;
\(25x^2 -49 =\) [ \((5x -7)(5x + 7)\)]

Q3) Factorise the following;
\(8 x^2 + 14 x+ 3= \)
[ \((2x + 3)(4x + 1)\)]

Q4) Factorise \(x^2 + 5x -14\). [ \((x + 7)(x -2)\)]

Q4) Factorise the following;
\(x^2 -64 =\) [ \((x + 8)(x -8)\)]

Q4) Factorise the following;
\(6 x^2 + 5 x+ 1= \)
[ \((2x + 1)(3x + 1)\)]

Q5) Factorise \(x^2 -x -6\). [ \((x + 2)(x -3)\)]

Q5) Factorise the following;
\(x^2 -16 =\) [ \((x + 4)(x -4)\)]

Q5) Factorise the following;
\(8 x^2 + 10 x+ 3= \)
[ \((2x + 1)(4x + 3)\)]

Q6) Factorise \(x^2 + 4x -32\). [ \((x + 8)(x -4)\)]

Q6) Factorise the following;
\(x^2 -49 =\) [ \((x -7)(x + 7)\)]

Q6) Factorise the following;
\(6 x^2 + 11x+ 4= \)
[ \((2x + 1)(3x + 4)\)]

Q7) Factorise \(x^2 + 2x -8\). [ \((x + 4)(x -2)\)]

Q7) Factorise the following;
\(81x^2 -196 =\) [ \((9x + 14)(9x -14)\)]

Q7) Factorise the following;
\(9 x^2 + 9 x+ 2= \)
[ \((3x + 1)(3x + 2)\)]

Q8) Factorise \(x^2 -2x -15\). [ \((x + 3)(x -5)\)]

Q8) Factorise the following;
\(9x^2 -25 =\) [ \((3x + 5)(3x -5)\)]

Q8) Factorise the following;
\(6 x^2 + 17 x+ 5= \)
[ \((3x + 1)(2x + 5)\)]

Q9) Factorise \(x^2 + 3x -10\). [ \((x + 5)(x -2)\)]

Q9) Factorise the following;
\(x^2 -36 =\) [ \((x + 6)(x -6)\)]

Q9) Factorise the following;
\(9 x^2 + 12 x+ 4= \)
[ \((3x + 2)(3x + 2)\)]

Q10) Factorise \(x^2 + 4x -12\). [ \((x + 6)(x -2)\)]

Q10) Factorise the following;
\(36x^2 -121 =\) [ \((6x + 11)(6x -11)\)]

Q10) Factorise the following;
\(6 x^2 + 7 x+ 2= \)
[ \((2x + 1)(3x + 2)\)]