Question

Which expression could represent a rational number?
A. -b
B. a + b
C. ab
D. b^2

Answer 1

The answer for the following question is A) -b

Answer 2

Rational number is a number that can be written in the form of p/q. The correct expression that can represent a rational number is -b.

What is a rational number?

A rational number is a number that can be written in the form of p/q, where p and q are integers and the value of q≠0.

In order to find the expression that can represent a rational number, we need to find a number that can be represented in the form of p/q, Therefore, the correct option is -b.

Hence, the correct expression that can represent a rational number is -b.

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