# Is it possible for a function to have more than one y-intercept?

Table of Contents

## Is it possible for a function to have more than one y-intercept?

(Because a function must pass the vertical line test , a function can have at most one y -intercept . ) The y -intercept is often referred to with just the y -value.

## How many intercepts can the graph of a function have?

If the graph is the graph of a function then it has at most one -intercept, since the graph of a function must pass the vertical line test and the y-axis is one such vertical line. The graph of a function can have any number of -intercepts, including none and infinitely many.

## Can a quadratic equation have two y intercepts?

There can be one or two x intercepts for a single quadratic equations. The y-intercept indicates where the parabola crosses the y axis. There is only one y intercept for each quadratic equation.

## How many y intercepts can a linear function have?

one y-intercept

A linear equation will only ever have, at most, one x-intercept and one y-intercept.

## What if there is no y-intercept?

If a line never passes through the y axis, therefore having no y intercept, it must be parallel to the y axis, or a vertical line.

## How do you find the greatest y-intercept?

How Do You Find the X- and Y-Intercepts of a Line in Slope-Intercept Form? To find the x-intercept of a given linear equation, plug in 0 for ‘y’ and solve for ‘x’. To find the y-intercept, plug 0 in for ‘x’ and solve for ‘y’.

## What is the greatest number of y intercepts that a function may have?

In answering these, remember that by definition, a function can only have one output (y-value) for each input (x-value). A function having more than one y-intercept would violate this, since it would mean that there are two outputs for x=0. Therefore, it is not possible for a function to have more than one y-intercept.

## Do all function have intercepts?

No, there are functions that have no y intercept.

## What is the y-intercept of a quadratic equation?

The y -intercept is the point at which the parabola crosses the y -axis. The x -intercepts are the points at which the parabola crosses the x -axis. If they exist, the x -intercepts represent the zeros, or roots, of the quadratic function, the values of x at which y=0 .

## Is C the y-intercept in a quadratic equation?

The y-intercept of the equation is c. When you want to graph a quadratic function you begin by making a table of values for some values of your function and then plot those values in a coordinate plane and draw a smooth curve through the points.

## Is it possible to have more than one y intercept?

A function having more than one y-intercept would violate this, since it would mean that there are two outputs for x = 0. Therefore, it is not possible for a function to have more than one y-intercept.

## How to find the y intercept of a function?

Since any point along the y-axis has an x-coordinate of 0, the form of any y-intercept is (0, c) for some number c. Using algebra to find the y-intercept of a function To find the y-intercept of a function, let x = 0 and solve for y. Consider the following example.

## Why are functions defined as having only one Y-value?

Strictly speaking, a ” well-defined ” function associates one, and only one, output to any particular input. A function would not be well-defined if say such that can take on any number of values at any particular input. Suppose the input outputs more than one distinct value, so that .

## How to eliminate the parameter in a parametric equation?

Let’s see how to eliminate the parameter for the set of parametric equations that we’ve been working with to this point. One of the easiest ways to eliminate the parameter is to simply solve one of the equations for the parameter ( t t, in this case) and substitute that into the other equation.