SOLUTION: I need help solving the following problem: (1-x^2)/(1+x^2)^2=0

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: I need help solving the following problem: (1-x^2)/(1+x^2)^2=0      Log On


   

Question 164411: I need help solving the following problem:
(1-x^2)/(1+x^2)^2=0
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
%281-x%5E2%29%2F%281%2Bx%5E2%29%5E2=0
The equation equals zero when the numerator equals zero.
%281-x%5E2%29=0
x%5E2=1
x=0+%2B-+1
.
.
.
+graph%28+300%2C+300%2C+-5%2C+5%2C+-2%2C+2%2C+%281-x%5E2%29%2F%28%281%2Bx%5E2%29%29%29%5E2+