Question

Rationalise the denominators of the following (5th question)
Correct will be marked Brainliest​

Answer 1

Answer:

hey mate.. your answer:

your answer is:

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Answer 2

Step-by-step explanation:

1) 1/√7*-√7/-√7=-√7/-7=√7/7

2)1/√7-√6*√7+√6/√7+√6

√7+√6/7-6=√7+√6

3)1/√5+√2*√5-√2/√5-√2

√5-√2/5-2=√5-√2/3

4)1/√7-2*√7+2/√7+2

√7+2/7+4=√7+2/11