Introducing your new favourite teacher - Teachoo Black, at only ₹83 per month
Example 7 - Chapter 1 Class 9 Number Systems (Term 1)
Last updated at May 29, 2018 by Teachoo
Examples
Example 1 (i)
Example 1 (ii)
Example 1 (iii) Important
Example 2
Example 3
Example 4 Important
Example 5
Example 6
Example 7 Important You are here
Example 8
Example 9 Important
Example 10 Important
Example 11
Example 12 Important
Example 13
Example 14
Example 15 Important
Example 16 (i) Important
Example 16 (ii)
Example 16 (iii)
Example 16 (iv)
Example 17
Example 18
Example 19
Example 20 Important
Example 21 (i)
Example 21 (ii)
Example 21 (iii) Important
Example 21 (iv) Important
Transcript
Example 7 Show that 0.3333 = 0.3 can be expressed in the form / , where p and q are integers and q 0. Let x = 0.3333 .. Multiplying equation (1) with 10 10x = 10 (0.333 ) 10x = 3.333 Subtracting (2) from (1) i.e. (2) (1) 10x x = 3.3333 0.3333 9x = 3 x = 3/9 x = 1/3 Thus, 0.3333 = 1/3
