Examlex
Suppose you observe a baby focus his eyes on a rattle being held in front of him, and then he moves his arm and hand out and grasps the rattle, taking it from the person holding it. This series of actions is a good example of the visually guided reach.
System of Equations
A set of two or more equations with the same set of unknowns, which are solved together to find a common solution.
Method of Substitution
A technique used to solve systems of equations where one equation is solved for one variable, which is then substituted into other equations.
Hyperbola
A type of smooth curve lying in a plane, defined by its geometric properties or by equations that are not necessarily of the second degree. Specifically, it refers to a conic section that is not a circle, ellipse, or parabola.
Center and Vertices
Terms related to conic sections; the center is a central point of the shape, while vertices are points where the curve intersects its principal axis.
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