Tangent Command

Tangent[Point, Conic]

Creates (all) tangents through the point to the conic section.

Tangent[Line, Conic]

Creates (all) tangents to the conic section that are parallel to the given line.

Tangent[Segment, Conic]

Creates (all) tangents to the conic section that are parallel to the given segment.

Tangent[Number a, Function]

Creates the tangent to the function at x = a.

Tangent[Point A, Function]

Creates the tangent to the function at x = x(A).

Note: x(A) is the x-coordinate of point A.

Tangent[Point, Curve]

Creates the tangent to the curve in the given point.

Tangent[ <Circle>, <Circle> ]

Creates the common tangents to the two Circles (up to 4).

Note: See also Tangents tool.