Table of Contents
What if there is no y-intercept on a graph?
If a line has no y-intercept, that means it never intersects the y-axis, so it must be parallel to the y-axis. This means it is a vertical line, such as . This slope of this line is undefined. A real-life situation of a line that has no y-intercept is the equation of a vertical wall.
Can the graph of an equation have no Y intercepts?
A line can have no x-intercept or no y-intercept, but not both. The x-intercept is where a line crosses the x-axis. The y-axis is where a line crosses the y-axis. The equation of a vertical line is x=h .
What do I do 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.
What is Y X on a graph?
A coordinate grid has two perpendicular lines, or axes (pronounced AX-eez), labeled just like number lines. The horizontal axis is usually called the x-axis. The vertical axis is usually called the y-axis.
How do you write an equation if there is no y-intercept?
If a line has no y intercept, then it can only be parallel to the y axis and therefore has an equation of the form x=a for some constant a .
Is it a function if there is no Y?
Why is the y-intercept not zero?
This is due to the noise the data and also the possible non-linear trends that the linear model cannot fit. It is possible for multiple software to specify the intercept to be 0.
What is the equation if there is no y-intercept?
Explanation: If a line has no y intercept, then it can only be parallel to the y axis and therefore has an equation of the form x=a for some constant a .
Can a parabola have no y-intercept?
All parabolas are vaguely “U” shaped and they will have a highest or lowest point that is called the vertex. Parabolas may open up or down and may or may not have x -intercepts and they will always have a single y -intercept.
What is the rule for Y X?
When you reflect a point across the line y = x, the x-coordinate and y-coordinate change places. If you reflect over the line y = -x, the x-coordinate and y-coordinate change places and are negated (the signs are changed). the line y = x is the point (y, x). the line y = -x is the point (-y, -x).