rationalise 3÷√5
and ,1÷√8
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Answer:
1). 3÷√5
= 3/√5 × √5/√5
= (3 × √5) / √5 × √5
= 3√5/5
2). 1÷√8
= 1/√8 × √8/√8
= √8/8
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