Is -4.9 Irrational

Answer 1

Well, let's take a moment to appreciate the beauty of numbers. In this case, -4.9 is not an irrational number because it can be expressed as a fraction -49/10. Remember, every number has its own unique charm, whether it's rational or irrational. Just embrace the numbers and let them bring joy to your mathematical world.

Answer 2

Oh, dude, like, technically speaking, -4.9 is a decimal number, not an irrational number. Irrational Numbers are numbers that can't be expressed as a fraction, and -4.9 can totally be written as a fraction (-49/10). So, like, -4.9 is as rational as it gets in the world of numbers.

Answer 3

No. And in general, if a number has a finite number of decimal digits, it is rational.
If it has an infinite number of digits, it may be rational or irrational.

Answer 4

No, -4.9 is a rational number