Question

Rationalise 6/√5 - √7​

Answer 1

Answer:

-2.645751311

Step-by-step explanation:

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Answer 2

6/√5-√7

6/√5-√7×6/√5+√7/6/√5+√7

6(√5+√7)/(√5)^2-(√7)^2

=6√5-6√7/5-7

=6√5-6√7/-2

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