Question

2 surd 5 - surd 5 =​

Answer 1

ANSWER

Solution:

Rationalisation of surd (

5

+

2

)

(

5

+

2

)×(

5

−

2

)

=(

5

)

2

−(

2

)

2

=5−2

=3

Answer 2

Answer:

root 5 is the answer,

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Step-by-step explanation:

$2 \sqrt{5} - \sqrt{5}$

$\sqrt{5}$