Question

rationalise the denominator ..(a)2+√5/2-√5
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Answer 1

Answer:

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Answer 2

Step-by-step explanation:

2+√5/2-√5

2+√5/2-√5*2+√5/2+√5

(2+√5)²/(2)²-(√5)²

4+5+4√5/4-5

9+4√5/-1

-9-4√5

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