X-Intercept Calculator

Find the x-intercepts (roots) of polynomial functions

Enter Coefficients

x^2

x^1

x^0

Function:

x^2

X-Intercepts:

Function Analysis

x^2

Polynomial of degree 2

Derivative

First derivative for finding critical points

Direct Solution

x = (-b ± √(b² - 4ac)) / 2a

Using quadratic formula

Method

Direct algebraic solution available

Verification

Substitute x-values back to verify

Graphical Analysis

Check graph for visual confirmation

Domain

Consider complex roots if no real solutions