The numbers ___________ and ___________ are their own reciprocal

Solution:

Given that two numbers are reciprocal of their own.

We know that 1 is a number whose denominator is 1.

The reciprocal of it is also 1.

Similarly, -1 also has a denominator as 1

So, it's reciprocal is 1/-1 = -1, which is the same.

Hence, 1, -1 are the two numbers whose reciprocal are their own.

✦ Try This: The reciprocal of 2/15 is ______.

By interchanging numerator and denominator, we get 15/2.

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 1

NCERT Exemplar Class 8 Maths Chapter 1 Problem 32

The numbers ___________ and ___________ are their own reciprocal

Summary:

The numbers 1, -1 are their own reciprocals

☛ Related Questions:

• If y be the reciprocal of x, then the reciprocal of y2 in terms of x will be ___________
• The reciprocal of (2/5) × (-4/9) is ___________
• (213 × 657)-1 = 213-1 × ___________