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Front

What is an arithmetic sequence?

Back

An arithmetic sequence is a sequence of numbers in which the difference between consecutive terms is constant.

Front

How can you determine if a sequence is arithmetic?

Back

To determine if a sequence is arithmetic, check if the difference between consecutive terms is the same.

Front

What is a function in mathematics?

Back

A function is a relation that assigns exactly one output for each input.

Front

How can you tell if a relation is a function?

Back

A relation is a function if no two ordered pairs have the same first element.

Front

What does the y-intercept represent in a graph?

Back

The y-intercept is the point where the graph intersects the y-axis, representing the value of y when x is zero.

Front

What is a recursive formula?

Back

A recursive formula defines the terms of a sequence using previous terms.

Front

How do you write a recursive formula for a sequence?

Back

A recursive formula is written as a_n = a_(n-1) + d, where d is the common difference.

Front

What is a line of best fit?

Back

A line of best fit is a straight line that best represents the data on a scatter plot.

Front

How do you determine if a line is a good estimate of best fit?

Back

A line is a good estimate of best fit if it minimizes the distance between the line and all data points.

Front

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

Back

The slope indicates the rate of change of the dependent variable with respect to the independent variable.