Q1) Factorise the following;
9x + 72 = [ 9(x + 8)]

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

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

Q2) Factorise the following;
8z + 80 = [ 8(z + 10)]

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

Q2) Factorise the following;
\(x^2 -17x + 70 =\)
[ \((x -10)(x -7)\)]

Q3) Factorise the following;
7z + 21 = [ 7(z + 3)]

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

Q4) Factorise the following;
\(x^2 -8x + 12 =\)
[ \((x -6)(x -2)\)]

Q5) Factorise the following;
5y + 15 = [ 5(y + 3)]

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

Q5) Factorise the following;
\(x^2 -11x + 30 =\)
[ \((x -5)(x -6)\)]

Q6) Factorise the following;
8w + 10 = [ 2(4w + 5)]

Q6) Factorise \(x^2 + x -20\). [ \((x + 5)(x -4)\)]

Q6) Factorise the following;
\(x^2 -6x + 9 =\)
[ \((x -3)(x -3)\)]

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

Q7) Factorise \(x^2 -x -6\). [ \((x + 2)(x -3)\)]

Q7) Factorise the following;
\(x^2 -8x + 12 =\)
[ \((x -6)(x -2)\)]

Q8) Factorise the following;
5y + 50 = [ 5(y + 10)]

Q8) Factorise \(x^2 -2x -8\). [ \((x + 2)(x -4)\)]

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

Q9) Factorise the following;
80y + 30 = [ 10(8y + 3)]

Q9) Factorise \(x^2 -x -6\). [ \((x + 2)(x -3)\)]

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

Q10) Factorise the following;
27w -6 = [ 3(9w -2)]

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

Q10) Factorise the following;
\(x^2 -9x + 18 =\)
[ \((x -3)(x -6)\)]