Question

(√2-2)^2 define whether it is rational number or irrational number​

Answer 1

Answer:

Rational Number

Step-by-step explanation:

=(√2-2)^2

=2-4

= -2

And -2 is a rational number

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Answer 2

$\implies\sf{( { \sqrt{2 } - 2)}^{ 2} }$

$\implies\sf{( { \sqrt{2}) }^{2} - {(2)}^{2} }$

$\implies \sf{2 - 4}$

$\implies\sf{ - 2}$

$\sf{ \therefore \: It \: is \: a \: rational \: number}$