Question

rationalise the denominator 2√5/√5-√3​

Answer 1

Step-by-step explanation:

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Answer 2

2 √ 5 / √ 5 - √ 3

2 √ 5 ( √ 5 + √ 3 ) / ( √ 5 - √ 3 ) ( √ 5 + √ 3 )

2 √ 5 ( √ 5 + √ 3 ) / ( √ 5 ) ² - ( √ 3 ) ²

2 √ 5 ( √ 5 + √ 3 ) / 5 - 3

2 √ 5 ( √ 5 + √ 3 ) / 2

2 ( √ 5 ) ² + 2 √ 5 √ 3 / 2

2 × 5 + 2 √ 5 √ 3 / 2

10 + 2 √ 5 √ 3 / 2

10 + 2 √ 15

5 + √ 15