Question

Examine whether 3plus root 2 whole square is rational or irrational

Answer 1

Answer:

irrational

Step-by-step explanation:

$( {3 + \sqrt{2} )}^{2} = 11 + 6 \sqrt{2}$

$as \: \sqrt{2} is \: an \: irrational \: no. \\ \: so \: 11 + 6 \sqrt{2} \div is \: a \: irrational \: no.$