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Ex 1.5, 2 (iv) - Chapter 1 Class 9 Number Systems (Term 1)
Last updated at March 22, 2023 by Teachoo
Ex 1.5
Ex 1.5, 1 (i)
Deleted for CBSE Board 2023 Exams
Ex 1.5, 1 (ii) Important
Ex 1.5, 1 (iii)
Ex 1.5, 1 (iv) Important
Ex 1.5, 1 (v)
Ex 1.5, 2 (i) Important Deleted for CBSE Board 2023 Exams
Ex 1.5, 2 (ii)
Ex 1.5, 2 (iii) Important
Ex 1.5, 2 (iv) You are here
Ex 1.5,3
Ex 1.5, 4 Deleted for CBSE Board 2023 Exams
Ex 1.5, 5 (i) Deleted for CBSE Board 2023 Exams
Ex 1.5, 5 (ii) Important
Ex 1.5, 5 (iii)
Ex 1.5, 5 (iv) Important
Represent root 3.5 on Number Line Important
Transcript
Ex1.5, 2 Simplify each of the following expressions: (iv) ( 5 2) ( 5 + 2) ( 5 2) ( 5 + 2) We know that, (a + b) (a-b) = a2 b2 Putting a = 5, b = 2 = ( 5)2 ( 2)2 = 5 2 = 3
