Question

Rationalise 1/(√7-2)​

Answer 1

Answer:

If it helps mark me as brainliest

Step-by-step explanation:

$\frac{1}{ \sqrt{7} - 2 } \\ = \frac{ \sqrt{7} + 2}{( \sqrt{7} + 2)( \sqrt{7} - 2)} \\ = \frac{ \sqrt{7} + 2}{7 - 4} \\ = \frac{ \sqrt{7} + 2}{3}$

Answer 2

Answer:

√5 / 5

Step-by-step explanation:

1

_____. == (√5/5)

(√7-2)