NCERT Class 8 Solutions: Rational Numbers (Chapter 1) Exercise 1.1 – Part 3

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Q-5 Name the property under multiplication used in each of the following.

Solution:

  1. Here using the multiplicative identity

    Given the multiplicative identity is using the equations

    Given the Multiplicative Identity

    Given the multiplicative identity is using the equations

  2. Here using the commutative identity.

    Given the commutative identity is using the equations

    Given the Commutative Identity

    Given the commutative identity is using the equations

  3. Here using the Multiplicative inverse

    Given the Multiplicative inverse identity is using the equations

    Given the Multiplicative Inverse

    Given the Multiplicative inverse identity is using the equations

Q-6 Multiply by the reciprocal of

Solution:

Given the reciprocal of any number

Given the Reciprocals

Given the reciprocal of any number

  • Here find the 6 Multiply by the reciprocal of

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