Answer
The equation:$$\frac{x^{2}}{\ 25}-\frac{y^{2}}{\ 25}=1$$ Represnts a hyperbola.
Work Step by Step
The equation:$$\frac{x^{2}}{\ 25}-\frac{y^{2}}{\ 25}=1$$ has the form $$\frac{x^{2}}{\ a^2}-\frac{y^{2}}{\ b^2}=1$$ which reprents a hyperbola.