Q1) Factorise the following;
10z + 40 = [ 10(z + 4)]

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

Q1) Factorise the following;
\(x^2 -10x + 16 =\)
[ \((x -2)(x -8)\)]

Q2) Factorise the following;
2w + 20 = [ 2(w + 10)]

Q2) Factorise \(x^2 + 2x -24\). [ \((x + 6)(x -4)\)]

Q2) Factorise the following;
\(x^2 -9x + 14 =\)
[ \((x -2)(x -7)\)]

Q3) Factorise the following;
10y + 50 = [ 10(y + 5)]

Q3) Factorise \(x^2 -4x -12\). [ \((x + 2)(x -6)\)]

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

Q4) Factorise the following;
6z + 12 = [ 6(z + 2)]

Q4) Factorise \(x^2 -2x -15\). [ \((x + 3)(x -5)\)]

Q4) Factorise the following;
\(x^2 -7x + 12 =\)
[ \((x -3)(x -4)\)]

Q5) Factorise the following;
3z + 27 = [ 3(z + 9)]

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

Q5) Factorise the following;
\(x^2 -11x + 18 =\)
[ \((x -9)(x -2)\)]

Q6) Factorise the following;
4y + 32 = [ 4(y + 8)]

Q6) Factorise \(x^2 -5x -14\). [ \((x + 2)(x -7)\)]

Q6) Factorise the following;
\(x^2 -15x + 54 =\)
[ \((x -6)(x -9)\)]

Q7) Factorise the following;
63x + 28 = [ 7(9x + 4)]

Q7) Factorise \(x^2 + 4x -12\). [ \((x + 6)(x -2)\)]

Q7) Factorise the following;
\(x^2 -13x + 30 =\)
[ \((x -3)(x -10)\)]

Q8) Factorise the following;
24w + 28 = [ 4(6w + 7)]

Q8) Factorise \(x^2 -2x -24\). [ \((x + 4)(x -6)\)]

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

Q9) Factorise the following;
7z + 7 = [ 7(z + 1)]

Q9) Factorise \(x^2 + 5x -14\). [ \((x + 7)(x -2)\)]

Q9) Factorise the following;
\(x^2 -6x + 9 =\)
[ \((x -3)(x -3)\)]

Q10) Factorise the following;
4y + 28 = [ 4(y + 7)]

Q10) Factorise \(x^2 -2x -8\). [ \((x + 2)(x -4)\)]

Q10) Factorise the following;
\(x^2 -5x + 6 =\)
[ \((x -2)(x -3)\)]