Algebra 1 STAAR Review

Front

What is a quadratic function?

Back

Front

What is the vertex of a parabola?

Back

Front

How do you solve a quadratic equation using the quadratic formula?

Back

Front

What is a system of equations?

Back

A system of equations is a set of two or more equations with the same variables. Solutions are the values that satisfy all equations in the system.

Front

What does it mean for two equations to be equivalent?

Back

Two equations are equivalent if they have the same solution set, meaning they represent the same line or curve in a graph.

Front

What is the process of substitution in solving systems of equations?

Back

Substitution involves solving one equation for one variable and then substituting that expression into the other equation.

Front

What is the significance of the discriminant in a quadratic equation?

Back

Front

What is an equivalent expression?

Back

An equivalent expression is one that has the same value for all values of the variable(s) involved, even if it looks different.

Front

How do you simplify a rational expression?

Back

To simplify a rational expression, factor the numerator and denominator and then cancel any common factors.

Front

What is the importance of the order of operations in algebra?

Back

The order of operations (PEMDAS/BODMAS) is crucial for correctly evaluating expressions: Parentheses/Brackets, Exponents/Orders, Multiplication and Division (left to right), Addition and Subtraction (left to right).