1.
is -89 rational or irrational
is √101 rational or irrational

-89 is rational

√101 is irrational

Step-by-step explanation:

An irrational number is a number that cannot be expressed as a fraction in terms of whole numbers.

-89 = -89/1 which is a fraction and is therefore rational

√101 does cannot be put into a fraction of whole numbers and is therefore irrational

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answer: d.) the total number of protons and neutrons is 15

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