25x^2+1=5 quadratic
25x² + 1 = 525x² + 1 - 5 = 025x² - 4 = 0 By difference of two squares(5x)² - (2)² = 0 (5x - 2)(5x + 2) = 05x - 2 = 0 or 5x + 2 = 05x = 0 + 2 5x = 0 - 25x = 2 5x = -2 x = 2/5 x = -2/5 x = 0.4 x = -0.4 x = + 0.4 or -0.4
