Question

Solve this equation —

$x = 1 - 5 {(1 - 5 {x}^{2} )}^{2}$
​

Answer 1

Answer:

$x = - 125 {x}^{4} + 50 {x}^{2} - 4 \\ - 125 {x}^{4} + 50 {x}^{2} - 4 = x \\ - 125 {x}^{4} + 50 {x}^{2} - 4 - x = x - x \\ - 125 {x}^{4} + 50 {x}^{2} - x - 4 = 0$