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what is point of intersection in math. We write A B C. Given three sets A B and C the intersection is the set that contains elements or objects that belong to A B and to C at the same time.
For example if we are given the equation s y x 5 and y -2x 8 we can find the solution to this system by graphing the equations. Note that two line segments need not necessarily intersect anywhere. Definition of the union of three sets.
For example consider the lines and.
The theory for varieties is older with roots in Bezouts theorem on curves and elimination theory. The red and blue lines have an intersection. Given figure illustrate the point of intersection of two lines. Point of intersection - definition of point of intersection by The Free Dictionary.