Question

Rationalize the denominator of

$\frac{1}{ \sqrt{5 } - 2 }$
​

Answer 1

Answer:

answer = -1.552786404

hope it helps you

Answer 2

$= \frac{1}{ \sqrt{5} - 2 }$

$= \frac{1}{ \sqrt{5} - 2 } \times \frac{ \sqrt{5} + 2}{ \sqrt{5} + 2 }$

$= \frac{ \sqrt{5} + 2 }{( \sqrt{5}) {}^{2} - (2) {}^{2} }$

$= \frac{ \sqrt{5} + 2}{5 - 4}$

$= \frac{ \sqrt{5} + 2}{1}$

$= \sqrt{5} + 2$

hope it will help u ❣️

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