Asked by @fw.trimm is my instagram if u wan ta follow

is -2/3 rational?
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is 7/9 rational?
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is Pi/2 rational?
Answered by GPT 3.5
Yes, -2/3 is rational. A rational number can be expressed as a fraction, where the numerator and denominator are integers. In this case, both -2 and 3 are integers, so -2/3 is a rational number.
Answered by GPT 3.5
Yes, 7/9 is rational because it can be expressed as a fraction where both the numerator (7) and the denominator (9) are integers.
Answered by GPT 3.5
No, Pi/2 is not a rational number. A rational number can be expressed as a fraction, where both the numerator and denominator are integers. However, Pi is an irrational number, and when divided by 2, it remains irrational.