Determining whether a curve in the plane represents the graph of a function by visually examining the number of intersections of the curve with vertical lines.

The number you feed into the expression.

A general way of specifying structures on the objects of a category, forming a category-theoretic analog to the logical concept of a theory and its models.

Another name for Range of a Function.

A type of transformation that takes each point in a figure and slides it the same distance in the same direction.

The point where a line crosses the x-axis.

What comes out of the function.

A general term for four specific ways to manipulate the shape and/or position of a point, a line, or a geometric figure.

To make bigger.

To make an image bigger or smaller.

The beginning output value, or the y-value when x = 0.

Growing larger or greater.

Same

To make smaller.

A triangle in which one of the interior angles is 90°.

A linear equation is an algebraic equation of the form y=mx+b. involving only a constant and a first-order (linear) term, where m is the slope and b is the y-

Getting smaller or shrinking.

Resembling without being identical.

To spin counterclockwise or clockwise.

When two straight lines intersect each other at 90˚ or are perpendicular to each other at the intersection.

A situation where the relationship between an independent variable and a. a dependent variable is not predictable from a straight line.

A number without a variable

The set of all elements of the domain that are mapped into a given subset of the codomain.

To flip the image over the y-axis.

The side of a right-angled triangle that is opposite the right angle.