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- Which subsets of the real number system does -2.8 belong? A.Rational and Integer.B.Irrational and Integer.C.Irrational onlyD. Rational only.

Sagot :

Answer:

D. Rational only.

Step-by-step explanation:

-2.8 is only rational.

It is not irrational because it is rational(decimal numbers are rational).

It is not integer because there is a decimal part.

So, the correct answer is:

D. Rational only.

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