Algebra 1 Vocabulary - Staar Prep Test

Front

What is the definition of a positive correlation in a graph?

Back

A positive correlation indicates that as one variable increases, the other variable also increases, often represented by a happy face parabola.

Front

What is an asymptote?

Back

An asymptote is an invisible line that a graph approaches but never crosses.

Front

What does the equation y = mx + b represent?

Back

This is the Slope Intercept Formula, where 'm' is the slope and 'b' is the y-intercept.

Front

What is the x-intercept of a graph?

Back

The x-intercept is the point where the graph crosses the X-axis.

Front

How does the vertex of a parabola move to the right?

Back

The vertex moves right by subtracting a value inside the parentheses of the quadratic equation.

Front

What is the definition of the y-intercept?

Back

The y-intercept is the point where the graph crosses the Y-axis.

Front

What does the term 'vertex' refer to in a parabola?

Back

The vertex is the highest or lowest point of the parabola, depending on its orientation.

Front

What is the significance of the slope in a linear equation?

Back

The slope indicates the steepness of the line and the direction of the relationship between the variables.

Front

What does it mean if a graph has no correlation?

Back

No correlation means there is no discernible relationship between the two variables, often represented by a scattered plot.

Front

What is the standard form of a linear equation?

Back

The standard form is Ax + By = C, where A, B, and C are integers.