Question

Rationalise the denominators of the following

(1). 1÷√7

(2). 1÷√7-√6

(3). 1÷√5+√2

(4). 1÷√7-2
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Answer 1

Answer:

1. √7/7. 2. √7+√6. 3. √5-√2. 4. √7

Answer 2

Step-by-step explanation:

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in 3rd ques

instead of 5-3 it will be 5-4 so answer will be root 5-root2