Algebra 1 Midterm Study Guide

Front

As x increases, y increases. What type of correlation is this?

Back

C) positive correlation

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

What is the domain of the absolute value function?

Back

Front

What is the range of the function that has a maximum value of 4?

Back

Front

Is the following relation a function? {(1, 2), (1, 3)}

Back

No

Front

What is the slope of a line that rises from left to right?

Back

Positive slope.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does the y-intercept represent in a linear equation?

Back

The value of y when x = 0.

Front

What is a quadratic function?

Back

A function that can be expressed in the form f(x) = ax^2 + bx + c.

Front

What is the vertex of a parabola?

Back

The highest or lowest point of the parabola.