Y Intercept Definition (Illustrated Mathematics Dictionary) - Math Is Fun

Math is Fun ABCDEFGHIJKLMNOPQRSTUVWXYZ Definition of Y Intercept more ... Y Intercept

The point where a line or curve crosses the y-axis of a graph.

We can often find it by setting x to zero and finding the matching value of y.

Have a play with it here:

../geometry/images/geom-line-equn.js?mode=intery See: Y Axis, Slope, Equation of a Straight Line, Graph Y Intercept of a Straight Line Copyright © 2025 Rod Pierce

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