Composition mathématique de Claude Ptolémée ([Reprod. en fac ...
Revision exercise 1A 18. Examination exercise 1B 20. Part 2 Algebra 1. Directed numbers 24. Formulae 26. Brackets and simplifying 28. Linear equations 30.
Revision exercise 1A 18. Examination exercise 1B 20. Part 2 Algebra 1. Directed numbers 24. Formulae 26. Brackets and simplifying 28. Linear equations 30.