Prove the following

Question:

$-\frac{3}{8}+\frac{1}{7}=\frac{1}{7}+\left[\frac{-3}{8}\right]$ is an example to show that

(a) addition of rational numbers is commutative

(b) rational numbers are closed under addition

(c) addition of rational numbers is associative

(d) rational numbers are distributive under addition

Solution:

(a) addition of rational numbers is commutative.

The arrangement of above rational numbers is in the form of Commutative law of addition $[a+b=b+a]$

Leave a comment

Close
faculty

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now