1. Relations and Functions Types of relations: reflexive, symmetric, transitive and equivalence relations. One to one and onto functions. 2. Inverse Trigonometric Functions Definition, range ...

Types of functions: One to one and onto functions, composition of functions and invertible functions. 2 Inverse Trigonometric Functions: Definition, Range, Domain, Principal value branches.

First we have proportional parts of all numbers up to 100; then on one page three-place logarithms of numbers and of the six trigonometric functions, natural and logarithmic.