SOLUTION: {{{36+(1/2)x^2=x^2}}}

Algebra ->  Radicals -> SOLUTION: {{{36+(1/2)x^2=x^2}}}      Log On


   

Question 1028645: 36%2B%281%2F2%29x%5E2=x%5E2
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
36%2B%281%2F2%29x%5E2=x%5E2
add -%281%2F2%29x%5E2 to each side
36=%281%2F2%29x%5E2
multiply each side by 2
72=x%5E2
x+=+sqrt%2872%29 or x+=+-sqrt%2872%29
x+=+6%2Asqrt%282%29 or x+=+-6%2Asqrt%282%29