Chapter 1 Real Numbers
NCERT Class 10 Mathematics for Blind Students made Screen Readable by Professor T K Bansal.
This Chapter is planned, organized, and described by Dr. T K Bansal for blind and visually impaired 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 really 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 |
---|---|---|---|
≤ | 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 |
≠ | Not equal to | Not equal to | Equal to sign with a forward slash crossing it. |
− | Minus | Subtraction | Like a - sign. |
× | Times | Multiplication | Normal cross sign. |
÷ | Divided by | Division | Dots above and below a dash sign. |
√ | Square root | Square root | |
α | Alpha | used for symbol a | Greek letter alpha |
β | Beta | used for symbol B | Greek letter beta |