Question

Rationalise the denominator 3-2√2by 3+2√2

Answer 1

Answer:

See this.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

$\sf Rationalise \: the \: Denominator:-$

$\tt \dfrac{3- 2 \sqrt{2}}{3+2 \sqrt{2}}$

$\implies \tt \dfrac{3- 2 \sqrt{2}}{3+2 \sqrt{2}} \times \dfrac{3-2 \sqrt{2}}{3-2 \sqrt{2}}$

$\implies \tt \dfrac{9+8 - 12 \sqrt{2}}{9-8}$

$\implies \tt 17-12 \sqrt{2}$

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