Algebra 2 Readiness Test (Diagnostic)

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents one or more numbers.

Front

Define an equation.

Back

A mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Front

What is the purpose of solving an equation?

Back

To find the value(s) of the variable(s) that make the equation true.

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms and eliminating unnecessary parentheses.

Front

What is a linear function?

Back

A function that can be graphically represented as a straight line, typically in the form y = mx + b.

Front

Define the slope of a line.

Back

The ratio of the rise (change in y) to the run (change in x) between two points on a line.

Front

What is the y-intercept?

Back

The point where a line crosses the y-axis, represented by the value of y when x = 0.

Front

What is a quadratic equation?

Back

An equation of the form ax^2 + bx + c = 0, where a, b, and c are constants and a ≠ 0.

Front

What does factoring a polynomial involve?

Back

Rewriting the polynomial as a product of its factors.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / (2a), used to find the roots of a quadratic equation.