Mathematics: Analysis and Approaches · Topic 1: Number and algebra
SL1.6 — Simple deductive proof
Mathematics: Analysis and Approaches · SL / HL · syllabus-mapped notes
Equality, identity and the LHS-to-RHS method
The $=$ and $\equiv$ symbols and how to lay out a proof.
Worked proofs: numerical and algebraic
Transforming one side into the other, with a check of the result.