Major Vocab Flashcardizz Quarter 2

Front

What is the parent function of a quadratic equation?

Back

y = x²

Front

Define the range of a function.

Back

The set of values of the y values for which a function or relation is defined.

Front

Which parent function does not have a domain of all real numbers?

Back

y = √x (Square root function)

Front

What is the curve formed by a quadratic equation called?

Back

Parabola

Front

What is the point on a graph where x is zero?

Back

y-intercept

Front

What is the vertex of a parabola?

Back

The highest or lowest point on the graph of a quadratic function.

Front

What does the axis of symmetry in a parabola represent?

Back

A vertical line that divides the parabola into two mirror-image halves.

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

What does the 'a' in the quadratic equation y = ax² + bx + c determine?

Back

The direction and width of the parabola (if a > 0, opens up; if a < 0, opens down).

Front

What is the x-intercept of a graph?

Back

The point where the graph crosses the x-axis (y = 0).