Math, asked by anirbankumar653, 1 year ago

If x = 9-4√5, find the value of x square+1/x square​

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Answered by aryan4359
2

ans is 18 as by rationalisation we get 9+4root 5 and aa it is 1upon x thrn sing will change and become 9-4root5 so 4root5 will cut amd 9+9=18 if like follow me

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