Show:
Graph
Formula
Solving
Vocab 1
Vocab 2
100
The graph of a quadratic function.
What is a parabola?
100
It can be used to solve any quadratic equation when it is written in standard form.
What is the quadratic formula?
100
Completing the square, graphing, formula and ____________ are all ways to solve a quadratic function.
What is Factoring?
100
Y = a(x-h)^2 + k
What is Vertex Form?
100
Three terms
What is a Trinomial?
200
The lowest point on a parabola.
What is the minimum?
200
The expression under the radical sign in the Quadratic Formula.
What is the discriminant?
200
Values of x that make the function's value zero.
What are Roots?
200
The set of all possible input values of a function.
What is Domain?
200
After putting into Standard Form, this should be your next step when Solving by Factoring.
What is the Greatest Common Factor?
300
The highest point on a parabola.
What is the maximum?
300
The square root of a negative number.
What is an imaginary number?
300
The easiest way to solve x^2 + 2x = 16.
What is Completing the Square?
300
The set of all possible output values of a function.
What is Range?
300
A function defined by an equation of the form f(x) = ax^2 + bx + c, where c cannot = 0.
What is a Quadratic Function?
400
A line that divides a graph into two congruent, reflected halves.
What is the axis of symmetry?
400
A positive discriminant that is not a perfect square.
What are 2 irrational roots?
400
The points where the graph crosses the x-axis.
What is x-intercept?
400
a - bi is the complex ____________ of a +bi
What is a conjugate?
400
Another way of saying step 4 on Completing the Square other than "take 1/2 of b, write in binomial, and square it"?
What is simplify your trinomial square?
500
The highest or lowest point on a parabola.
What is the vertex?
500
A discriminant that equals zero.
What is one rational root?
500
When a >1 and you are trying to solve by Completing the Square, your first step is to...
What is divide x^2 by it's coefficient, a.
500
Any number that can be written in the form a + bi.
What is a Complex Number?
500
All of the different ways we say our answers for a Quadratic Equation.
What is roots, zeros, solutions, x-intercepts.