Q1) Factorise the following;
2y + 12 = [ 2(y + 6)]

Q1) Factorise \(x^2 -4x -21\). [ \((x + 3)(x -7)\)]

Q1) Factorise the following;
\(x^2 -8x + 15 =\)
[ \((x -3)(x -5)\)]

Q2) Factorise the following;
5y + 50 = [ 5(y + 10)]

Q2) Factorise \(x^2 -6x -16\). [ \((x + 2)(x -8)\)]

Q2) Factorise the following;
\(x^2 -9x + 18 =\)
[ \((x -3)(x -6)\)]

Q3) Factorise the following;
8z + 56 = [ 8(z + 7)]

Q3) Factorise \(x^2 -x -6\). [ \((x + 2)(x -3)\)]

Q3) Factorise the following;
\(x^2 -9x + 18 =\)
[ \((x -3)(x -6)\)]

Q4) Factorise the following;
45x + 36 = [ 9(5x + 4)]

Q4) Factorise \(x^2 -3x -28\). [ \((x + 4)(x -7)\)]

Q4) Factorise the following;
\(x^2 -6x + 9 =\)
[ \((x -3)(x -3)\)]

Q5) Factorise the following;
7z + 21 = [ 7(z + 3)]

Q5) Factorise \(x^2 + 2x -24\). [ \((x + 6)(x -4)\)]

Q5) Factorise the following;
\(x^2 -8x + 12 =\)
[ \((x -6)(x -2)\)]

Q6) Factorise the following;
3y + 12 = [ 3(y + 4)]

Q6) Factorise \(x^2 + x -12\). [ \((x + 4)(x -3)\)]

Q6) Factorise the following;
\(x^2 -5x + 6 =\)
[ \((x -3)(x -2)\)]

Q7) Factorise the following;
8z + 80 = [ 8(z + 10)]

Q7) Factorise \(x^2 -2x -48\). [ \((x + 6)(x -8)\)]

Q7) Factorise the following;
\(x^2 -8x + 16 =\)
[ \((x -4)(x -4)\)]

Q8) Factorise the following;
6w + 24 = [ 6(w + 4)]

Q8) Factorise \(x^2 + x -6\). [ \((x + 3)(x -2)\)]

Q8) Factorise the following;
\(x^2 -9x + 18 =\)
[ \((x -3)(x -6)\)]

Q9) Factorise the following;
6w + 54 = [ 6(w + 9)]

Q9) Factorise \(x^2 -8x -20\). [ \((x + 2)(x -10)\)]

Q9) Factorise the following;
\(x^2 -9x + 20 =\)
[ \((x -4)(x -5)\)]

Q10) Factorise the following;
6x + 30 = [ 6(x + 5)]

Q10) Factorise \(x^2 + 5x -24\). [ \((x + 8)(x -3)\)]

Q10) Factorise the following;
\(x^2 -6x + 9 =\)
[ \((x -3)(x -3)\)]