x=✓3+√2/√3-√2 find the value of x in x2+1/x2
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Anonymous:
give that
2. x³+1/x³
same question
x^3+1/x^3=(x+1/x) (x^2+1/x^2-1)
putting values we got in above part we get it is equal to 70.
hope it is right
okkkk
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