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Simplify by rationalising the denominator √5-1÷√5+1+√5+1÷√5-1=a+b√3 |
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Answer» Step-by-step EXPLANATION: =>(√5-1)²/5-1+(√5+1)²/5-1 =>5-2√5+1+5+1+2√5/4= =>12/4=3 |
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