Examlex
The storm of crying, or bedtime distress, that sometimes occurs when babies are left alone at night can be considered a mild form of
System of Equations
A set of two or more equations with the same set of variables, which are solved simultaneously to find common solutions.
Hyperbola
A type of smooth curve lying in a plane, consisting of two branches, which are mirror images of each other and resemble two infinite bows.
Center and Vertices
In geometry, the central point of a shape and the points that define its outermost corners or parameters, especially in polygons and ellipses.
Method of Substitution
A technique used in algebra to solve systems of equations by solving one equation for one variable and then substituting that expression into the other equation.
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