Math Display Test Euler's Identity eiπ+1=0e^{i\pi} + 1 = 0eiπ+1=0 Perfect fifth of the mean ration 2712=1.4983070768766815⋯≈32\sqrt[12]{2^{7}} = 1.4983070768766815\dots \approx \frac{3}{2}1227=1.4983070768766815⋯≈23 The solutions of quadratic equations x=−b±b2−4ac2ax = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}x=2a−b±b2−4ac noteax2+bx+c=0ax^2 + bx + c = 0ax2+bx+c=0 where a≠0a \neq 0a=0.