Calculate square root Posted by Calculator Study April 2, 2025 QuickRoot - Instant Square Root Calculator with Step-by-Step Solutions Try Our Smart Root Calculator Calculate √ Clear Square Root Formula The primary square root formula: √x = y where y² = x. For accurate calculations, we use the Newton-Raphson method: yₙ₊₁ = (yₙ + x/yₙ)/2 How to calculate sig figs Post navigation Previous Post Simplify Square Root CalculatorNext PostHow to Calculate the Square Root