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Example 15 (iii) - Chapter 1 Class 9 Number Systems
Last updated at May 29, 2023 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
Example 8
Example 9 Important
Example 10 Important
Example 11 Important
Example 12
Example 13
Example 14 Important
Example 15 (i) Important
Example 15 (ii)
Example 15 (iii) You are here
Example 15 (iv)
Example 16
Example 17
Example 18
Example 19 Important
Example 20 (i)
Example 20 (ii)
Example 20 (iii) Important
Example 20 (iv) Important
Question 1 Deleted for CBSE Board 2024 Exams
Chapter 1 Class 9 Number Systems
Serial order wise
Transcript
Example 16 Simplify the following expressions: (iii) ( 3 + 7)2 ( 3 + 7)2 We know that (a + b)2= a2 + b2 + 2ab where a = 3 , b = 7 = ( 3)2 +( 7)2 + 2 3 7 = 3 + 7 + 2 (3 7) = 3 + 7 + 2 21 = 10 + 2 21
