Question

2√7/2√7 rationalise the denominator​

plz answer guys
tomorrow exam​

Answer 1

$\frac{2 \sqrt{7} }{2 \sqrt{7} } \\ \\ \frac{2 \sqrt{7}( \sqrt{7} ) }{2 \sqrt{7} ( \sqrt{7} )} = \frac{2 \times 7}{2 \times 7} = \red{\frac{14}{14}} = \red1$