Chapter 2 Inverse Trigonometric Functions - NCERT Class 12 Mathematics
Chapter 2: INVERSE TRIGONOMETRIC FUNCTIONS
Screen Readable NCERT Class 12 Mathematics Textbook Reprinted on March 2024,prepared for blind and visually impaired students by Professor T K Bansal.
This Chapter is planned, organized and described by Dr. T K Bansal for visually impaired and blind students. All efforts have been made to make the chapter fully accessible by providing headings, describing figures and tables. The Chapter has been so designed that the students should enjoy studying this chapter and should move forward without any hurdles. The chapter has been thoroughly checked for any mistakes, still if you find any mistakes or have any suggestions to make it better, please write to us at ‘ blind2Visionary@gmail.com ‘. Your efforts will be highly appreciated.
Table of symbols used in this chapter:
| Symbol | Known As | Used For | Description |
|---|---|---|---|
| × | Times | Multiplication | Normal cross sign |
| − | Minus | Subtraction | A dash mark |
| → | Rightwards arrow | Goes to | A rightwards arrow |
| ∈ | Element of | Element of a set | Epsilon, a Greek letter |
| ≤ | Less than or equal to | Less than or equal to | Less than sign with a parallel line to the lower arm of less than sign |
| ≥ | Greater than or equal to | Greater than or equal to | Greater than sign with a parallel line to the lower arm of greater than sign |
| ≠ | Not equal to | Not equal to | Equal to sign with a forward slash on it |
| √ | Square root | Square root | Radical Sign used for Square root |
| φ | fi | Null set | Phi a greek letter |
| ∉ | Not an element of | Not an element of | An epsilon with a cross |
| ⇒ | Rightwords double arrow | Implies | A rightwords arrow to = sign |
| ° | Degrees | Degrees | A small circle as superscript |
| θ | Theta | Angle | A Greek letter |
Mathematics, in general, is fundamentally the science of self-evident things. — FELIX KLEIN
Aryabhata
(476-550 A. D.)
