Question

rationalise the denominator 1/3+√2​

Answer 1

We change the sign in 3+√2

1/3+√2 x 3-√2/3-√2

= 3-√2/9-2

=3-√2/7

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Answer 2

$\huge\mathcal\green{Heya\:Mate..!}$

Ques: Rationalize the denominator:

$\frac{1}{3+\sqrt2}$

Ans:

➡️$\frac{1}{3+\sqrt2}$

➡️$\frac{(1)(3-\sqrt2)}{(3+\sqrt2)(3-\sqrt2)}$

➡️$\frac{3-\sqrt2}{{3^2}-{\sqrt2^2}}$

➡️$\frac{3-\sqrt2}{9-2}$

➡️$\frac{3-\sqrt2}{7}$

$\huge\mathcal\green{Hope\: it\:helps}$

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