So f(x) = 0. Acquiring the zeroes of this function is the same as resolving this equation. While in the paragraph just before, the zeroes of this function are +1 and −1, so These are the methods of this equation. We obtained this equation by subtracting the identical thing https://financefeeds.com/garanti-bbva-kripto-selects-wyden-for-digital-asset-trading-infrastructure/