Question

15.Which of the following is a rational number ? ( ) A)√2 B)√3 C)√4 D)√5​

Answer 1

Answer:

option c - square root of 4

Step-by-step explanation:

For option A = square root of 2 is 1.414

for option B = square root of 3 is 1.732

For option C = square root of 4 is 2

For option D = square root of 5 is 2.236

A rational number is a number which can be represented in p/q form where q is not equal to 0.

For option C ,we can represented square root of 4 = 2 in p/q form.

e.g : 2/1

But For other remaining options it is not possible.