Math, asked by gems2, 1 year ago

If √x=3+2√2, then find the value of ( x-1/x) whole cube

Answers

Answered by shivam884

437+408root2/17+12root2 then just rationalise it

shivam884: as x=(3+2root2)whole square then by this we get x=17+12root2 so x-1/x is given by 17+12root 2-1/17+12root 2

shivam884: yeahh bro for sure❤

Answered by Royalrohit

I think by this you can do the sum

Attachments:

gems2: is this answer correct

Royalrohit: Yes

shivam884: this is completely wrong answer because u have to apply (a+b)whole square identity here i.e a square+bsquare+2ab

shivam884: u have not used 2ab

shivam884: which makes this answer wrong

Royalrohit: send me the question again

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