Question

examine whether the following number are rational or irrational (√2-2)²​

Answer 1

Answer:

irrational

Step-by-step explanation:

$(\sqrt{2} ^{2} ) + 2 ^{2} - 2 \sqrt{2 \times 2$

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

$6 - 4 \sqrt{2}$

irrational