Question

Which of the following is a rational number?
A-1
B-0
C-1+√3
D-2√3
​

Answer 1

Answer:

A is the rational no it can be written as one by one

Answer 2

Correct option is

A

(

2

)

2

We know, a rational number is a number that can be expressed as the quotient or fraction

q

p

of two integers, a numerator p and a non-zero denominator q. Since q may be equal to 1, every integer is a rational number.

Here, (

2

)

2

=

1

2

=2 is a rational number.

Since

2

is irrational,

2

2

, 2+

2

and

2

2

=

2

1

are also irrational.

Hence, option A is correct.