Question

 ${\huge{\fcolorbox{red}{green}{\orange{\boxed{\boxed{\boxed{\boxed{\underbrace{\overbrace{\mathfrak{\orange{\fcolorbox{red}{purple}{Question}}}}}}}}}}}}}$
Rationalise the denominator of each of the following..

Help Me!...I literally gonna fail in Maths..

Give me a Brief explanation.. ​

Answer 1

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$\huge{ \pink {\boxed{ \purple{\implies{ \red{\: 17 - 12 \sqrt{2} }}}}}}$

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☆ See solution in above picture thanks..⊙