Question

Rationalise the denominators of the following
1/√7-√6​

Answer 1

Answer:

Step-by-step explanation:

1/√7-√6

1/√7-√6×√7+√6/√7+√6

√7+√6/7-6=√7+√6/1

Answer 2

Q1. humidity of a place?

A. varies from time to time

B. lies between 10%-20%

C. is always more than 50%

D. is always more than 80%