Question

answer the above problem with steps​

Answer 1

Answer:

answer is in the attachment..

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Answer 2

Answer:

it rational no.

Step-by-step explanation:

let underroot 2 be =a

let 3underroot 5 be=b

since,( a+b)(a-b)=a^2 -b^2

therefore (underroot 2 )^2-(3underroot5)^2

= 2-(9x5)

=2-45

=-43(ans.)

therefore it is rational