👉 In mathematics, a root is an element or value of some variable which when multiplied by another variable results in zero. This operation is often denoted with a radical symbol (e.g., √) to indicate that the result is a square root. For example, consider the equation \(2x^2 + 3x - 5 = 0\). We can find the roots of this equation by using the quadratic formula: \[ x = \frac{-b \pm \sqrt{