Rational.
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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.
Yes. It's 7 .
I think 7 is rational, don't you? * * * * * IT IS! says a master on the subject.
49 is not aprime number because 7 times 7 = 49
49 is not a prime number. It is the square of the prime number 7.