Question

if x =√5-2/√5+2 then find x2​

Answer 1

Answer:

Here is your answer : 161-72√5

Step-by-step explanation:

First we have to rationalize the denominator by the conjugate method, that is,

(√5-2/√5+2) * (√5-2/√5-2)

We get 9-4√5

Now to find, x² that is,

(9-4√5)² = (9)² - 2*9*4√5 + (4√5)²

=81-72√5+80

The final answer is 161-72√5

Happy to help.

Answer 2

hope it will help you

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