Quadratic Formula and Functions
Algebra II Terms
Get down with the lingo
Completing The SquareA technique for finding a squared term in a quadratic equation.
Complex NumbersNumbers with both a real and imaginary component, of the form a + bi.
DiscriminateWhat is the discriminate? A miserable little pile of secrets. Also, the expression that determines how many solutions a quadratic equation has; b2 – 4ac.
iThe imaginary number, equal to .
Imaginary NumbersNumbers that contain i, of the form bi.
ParabolaThe graphical representation of a quadratic equation. A smooth, continuous curve that points in one direction.
Quadratic EquationA polynomial equation of the form y = ax2 + bx + c.
Quadratic FormulaA formula for finding the roots of a quadratic equation; .
Quadratic FunctionA relation where the input (x) is related to the output (y) by a quadratic equation; y = ax2 + bx + c.
VertexThe single maximum or minimum value of a parabola.
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