Review for Test #12 -Algebra 3

Front

What is the standard form of a quadratic equation?

Back

Front

How do you solve a system of equations using substitution?

Back

To solve a system of equations using substitution, solve one equation for one variable, then substitute that expression into the other equation.

Front

What does it mean for a system of equations to have no solution?

Back

A system of equations has no solution if the equations represent parallel lines that never intersect.

Front

What is the vertex form of a quadratic function?

Back

Front

How do you find the x-intercepts of a quadratic function?

Back

Front

What is the quadratic formula?

Back

Front

What is the discriminant in a quadratic equation?

Back

Front

How do you solve a quadratic equation by factoring?

Back

Front

What is a linear equation?

Back

Front

What is a system of linear equations?

Back

A system of linear equations is a set of two or more linear equations with the same variables that can be solved simultaneously.