Math, asked by 1068, 5 months ago

Check (2 +√5)-(4+√5) as rational or irrational

Answers

Answered by eimindrajit

0

Answer:

rational

Step-by-step explanation:

=(2+ $\sqrt{5}$ )-(4+ $\sqrt{5}$ )

=2+ $\sqrt{5}$ -4- $\sqrt{5}$

=2-4

=-2

-2 is a rational number

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