Question

rationalise the denomnator 1/√7-√6​

Answer 1

Answer:

root 7 - root 6 / 13

Step-by-step explanation:

1/ root 7 - root 6 × root 7 - root 6/ root 7 - root 6

= root 7 - root 6/ root 7² + root 6²

= root 7 - root 6/ 7+6

= root 7 - root 6/ 13