Question

Rationalise the denominator of 1 by root2+3

Answer 1

$\huge \green { \bigstar{ \underline{ÀNSWER}}}$

$\purple { \bigstar{ \underline{ \frac{1}{ \sqrt{2 + 3} } \times \frac{ \sqrt{2 - 3} }{ \sqrt{2 - 3} } }}} \\ \\ \\ = \frac{ \sqrt{2 - 3} }{1} \\ \huge \red { \bigstar{ \underline{ = \sqrt{2 - 3} }}}$