Q1) Factorise the following;
7z + 28 = [ 7(z + 4)]

Q1) Factorise \(x^2 -6x -16\). [ \((x + 2)(x -8)\)]

Q1) Factorise the following;
\(x^2 -9x + 18 =\)
[ \((x -3)(x -6)\)]

Q2) Factorise the following;
7x + 56 = [ 7(x + 8)]

Q2) Factorise \(x^2 -3x -10\). [ \((x + 2)(x -5)\)]

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

Q3) Factorise the following;
24w + 28 = [ 4(6w + 7)]

Q3) Factorise \(x^2 + 7x -18\). [ \((x + 9)(x -2)\)]

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

Q4) Factorise the following;
4w + 40 = [ 4(w + 10)]

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

Q4) Factorise the following;
\(x^2 -9x + 14 =\)
[ \((x -2)(x -7)\)]

Q5) Factorise the following;
21z + 30 = [ 3(7z + 10)]

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

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

Q6) Factorise the following;
70x + 20 = [ 10(7x + 2)]

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

Q6) Factorise the following;
\(x^2 -8x + 12 =\)
[ \((x -2)(x -6)\)]

Q7) Factorise the following;
36z + 30 = [ 6(6z + 5)]

Q7) Factorise \(x^2 + 4x -21\). [ \((x + 7)(x -3)\)]

Q7) Factorise the following;
\(x^2 -7x + 12 =\)
[ \((x -3)(x -4)\)]

Q8) Factorise the following;
10x + 15 = [ 5(2x + 3)]

Q8) Factorise \(x^2 + x -20\). [ \((x + 5)(x -4)\)]

Q8) Factorise the following;
\(x^2 -10x + 24 =\)
[ \((x -6)(x -4)\)]

Q9) Factorise the following;
2x + 14 = [ 2(x + 7)]

Q9) Factorise \(x^2 -x -12\). [ \((x + 3)(x -4)\)]

Q9) Factorise the following;
\(x^2 -13x + 40 =\)
[ \((x -8)(x -5)\)]

Q10) Factorise the following;
12z + 14 = [ 2(6z + 7)]

Q10) Factorise \(x^2 + 6x -27\). [ \((x + 9)(x -3)\)]

Q10) Factorise the following;
\(x^2 -14x + 48 =\)
[ \((x -8)(x -6)\)]