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

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

  1. Equation

  2. Equation

  3. Equation

Solution:

  1. Equation

    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. Equation

    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. Equation

    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 Equation by the reciprocal of Equation

Solution:

Given the reciprocal of any number

Given the Reciprocals

Given the reciprocal of any number

  • Equation

  • Here find the 6 Multiply Equation by the reciprocal of Equation

  • Equation

    Equation

    Equation

    Equation

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