Podcast
Questions and Answers
What is the standard form of a quadratic equation?
What is the standard form of a quadratic equation?
$ax^2 + bx + c = 0$
What does the vertex of a parabola represent?
What does the vertex of a parabola represent?
The highest or lowest point on the parabola.
If a parabola opens downwards, is the coefficient of its $x^2$ term positive or negative?
If a parabola opens downwards, is the coefficient of its $x^2$ term positive or negative?
Negative.
What is the axis of symmetry of a parabola?
What is the axis of symmetry of a parabola?
How do you find the roots (or x-intercepts) of a quadratic equation?
How do you find the roots (or x-intercepts) of a quadratic equation?
Flashcards
What is a parabola?
What is a parabola?
A curve where any point is at an equal distance from both a fixed point (focus) and a fixed line (directrix).
What is the vertex of a parabola?
What is the vertex of a parabola?
The highest or lowest point on a parabola. It's where the parabola changes direction.
What does substitute mean in math?
What does substitute mean in math?
To put a known value into an equation to find the value of the unknown variable.
What is the x-intercept of a parabola?
What is the x-intercept of a parabola?
Signup and view all the flashcards
Quadratic Function
Quadratic Function
Signup and view all the flashcards
