Expanding and Factorising Quadratics (Maths GCSE Foundation and Higher Revision)

Practise questions here: mathskitchen.c...
This video goes through everything you need to revise and prepare for your Maths GCSE to do with expanding and factorising quadratic expressions.
The timings for each of the questions are as follows:
1:01 Q1 Expand and factorise (x+7)(x+2)
2:59 Q2 Expand and factorise (x+3)(x-4)
4:36 Q3 Expand and factorise (x-5)(x-4)
5:53 Q4 Expand and factorise (4x+2)(3x+5)
7:32 Q5 Expand and factorise (x+7)²
8:18 Q6 Factorise x² +7x +10
10:26 Q7 Factorise x² -9x +8
11:46 Q8 Factorise x² -3x -10
13:13 Q9 Factorise x² +4x -12
15:11 Q10 Factorise x² -9