A-level

Paper 32 Feb Mar 2020 Pure Math III – 9709/32/F/M/20

1. (a) Sketch the graph of $ y \ = \ |x \ – \ 2|. $ $$\tag*{[1]} $$ (b) Solve the inequality $ |x \ – \ 2| \ < \ 3x \ - \ 4. $ $$\tag*{[3]} $$ Check here for my solution …

Paper 32 Feb Mar 2020 Pure Math III – 9709/32/F/M/20 Read More »

Paper 31 Oct Nov 2020 Pure Math III – 9709/31/O/N/20

1. Solve the inequality $$ \ 2 \ – \ 5x \ > \ 2|x \ – \ 3|. $$ $$\tag*{[4]} $$ Check here for my solution 2. On a sketch of an Argand diagram, shade the region whose points represent complex numbers $z$ satisfying the inequalities $$ |z| …

Paper 31 Oct Nov 2020 Pure Math III – 9709/31/O/N/20 Read More »