Select the correct answerWhich one of the following can't be the square of natural number ?Options2856175625None of these30976143642

The correct answer is 30976143642.

Here's why:

A natural number is a positive integer, and the square of a natural number is also a positive integer.

Let's check each option:

1. 28561: The square root of 28561 is 169, which is a natural number.
2. 75625: The square root of 75625 is 275, which is a natural number.
3. 30976143642: The square root of 30976143642 is approximately 175857.994, which is not a natural number. Therefore, 30976143642 can't be the square of a natural number.

So, the correct answer is 30976143642.