Assertion: tangent line | /r/CapableOf | approximate a tangent line
Facets:
value: more closely
type: DEGREE
value: to the curve
type: LOCATION
Source sentences:
text: By moving the two points closer together so that Δy and Δx decrease, the secant line more closely approximates a tangent line to the curve, and as such the slope of the secant approaches that of the tangent.