Question

12.Express (1)/(sqrt(5)+sqrt(2)) with rational denominator.​

Answer 1

Answer:

= 1/√5+√2

= 1/√5+√2× √5-√2/√5-√2

= √5-√2/(√5)^2-(√2)^2

= √5-√2/5-2

=√5-√2/3

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Answer 2

Answer:

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Step-by-step explanation:

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