Question

1+√2/3-2√2 Rationalisation​

Answer 1

$\frac{1 + \sqrt{2} }{3 - 2 \sqrt{2} } \\ \\ = \frac{1 + \sqrt{2} }{3 - 2 \sqrt{2} } \times \frac{3 + 2 \sqrt{2} }{3 + 2 \sqrt{2} } \\ \\ = \frac{3 + 2 \sqrt{2} + 3 \sqrt{2} + 4 }{9 - 8} \\ \\ = 7 + 5 \sqrt{2}$