Quadratics Review Flashcards

Flashcards to help review key terms and concepts related to quadratics.

Polynomial

Any expression containing a letter raised to a power.

Factoring

The process of breaking down an expression into simpler multiplicative components.

Difference of Squares

A difference of two squares is of the form a² - b², which can be factored into (a + b)(a - b).

Roots

The values of x that make the equation equal to zero.

Quadratic Formula

The formula used to find the roots of a quadratic equation given by ax² + bx + c = 0. X = (-b ± √(b² - 4ac)) / (2a)

Completing the Square

A method of solving quadratic equations by transforming it into a perfect square trinomial.

Sum and Product

Refers to the addition (sum) and multiplication (product) of the roots of a quadratic equation.

Coefficient

A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.

Discriminant

The expression b² - 4ac in the quadratic formula which determines the nature of the roots.

Binomial

A polynomial that contains exactly two terms.