SOLUTION: If x>1 and x+(1/x) = 2*(1/12) then x^4 - (1/x^4) ANS: 58975/20736.

Algebra.Com
Question 1042907: If x>1 and x+(1/x) = 2*(1/12) then x^4 - (1/x^4)
ANS: 58975/20736.

Answer by ikleyn(52795)   (Show Source): You can put this solution on YOUR website!
.
If x>1 and x+(1/x) = 2*(1/12) then x^4 - (1/x^4)
ANS: 58975/20736.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Hello,

For positive x, x + (1/x) is always >= 2 (see the plot below).
It is well known fact.

Therefore, the equality x + 1/x = 2*(1/12), which is given in your condition, is wrong.

It can not ever be so for real x.

Therefore, your condition is wrong.

Please be responsible when sending your posts for our consideration..



Figure. Plot f(x) =


RELATED QUESTIONS

20736=... (answered by Edwin McCravy)
if 1/3+1/2+1/x=4, then... (answered by edjones,EMStelley,CharlesG2)
x+1/x = 2*1/12 then x^4 - 1/x^4 (answered by Fombitz)
If 1/2 + 1/4= x/15, then x... (answered by fractalier)
-1/4(x-12)+1/2(x=2)-x+4 (answered by stanbon)
x=3+root8, then (x^6+x^4+x^2+1)/x^3 ans:204 shortcut formula as possible we have to (answered by ikleyn)
If x^(2)+1/x^(2)=4, then what does x^(3)+1/x^(3)... (answered by RAY100)
If x^2 + 7x - 8 = 0 ans y = x - 5, then what are the possible values of y? (A)-8 and... (answered by Fombitz)
if f(x)=a^2+4, then... (answered by jim_thompson5910)