Question

find it is rational number or irrational number (3+√23)-√23

Answer 1

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=>3+√23-√23

=>3

=>3

°•° we can write this in the form of p/q , where the denominator q≠0 ......

hence it is rational....

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Answer 2

3+√23-√23 =3 hence as this can be expressed in the form of p/q it is rational and real also