Understanding Intercepts

Front

Definition of y-intercept

Back

The y-intercept of a graph is the point where the graph intersects the y-axis. It is of the form (0, #).

Front

Form of y-intercept

Back

The y-intercept is in the form (0, #).

Front

Coordinate of y-intercept

Back

The x-coordinate of a y-intercept is always zero.

Front

Role of y-intercept in graphing

Back

The y-intercept helps in plotting the initial point of a line on a graph.

Front

Y-intercept in linear equations

Back

In linear equations, the y-intercept is where the line crosses the y-axis.

Front

Identifying y-intercept

Back

To find the y-intercept, set x to zero in the equation.

Front

Finding y-intercept from a graph

Back

To find the y-intercept from a graph, look for the point where the line crosses the y-axis.

Front

Importance of y-intercept in real-world problems

Back

The y-intercept can represent the starting value of a quantity in real-world problems, such as initial cost or starting population.

Front

The nick names for y - intercept are

Back

Starting point, f(0) , b

Front

The nick names for x - intercept are

Back

Zero, f(x) = 0