1st 9 Weeks Vocab Flashcards
Vertex Form
F(x)= a(x+h)^2+k
Standard Form
ax^2+bx+c And “a” doesnt equal 0
Vertical Compression
Transformation that pushes points towards the Y axis
Vertical stretch
Transformation that pulls points away from Y axis
Axis of symmetry
-b/2a
Completing the square
A process used to form a perfect square trinomial
Quadratic formula
Negative B plus or minus the square root of B squared -4 AC all over two times A
Discriminant
B^2-4AC
Zeros and roots of a quadratic function
X intercepts in solutions to equations
Complex number parts
Any number that can be written as a+bi
Perfect square number
I number that when you square root you get a whole number
Conjugate
Opposite “ i “ value
FOIL
First Outer Inner Last
Parabola
This shape of a graph of the quadratic function
Maximum or minimum point
The highest or lowest value on a graph
Imaginary number
Square root of a negative number
Real number
Numbers without an i value
Parent function
Simplest function with defining characteristics of a certain family
Vertex
Highest or lowest point on a parabola (coordinates)
X intercept
Where a graph crosses the X axis
Y intercept
Where a graph crosses the Y axis
Linear function
The graph is a line; a+bx
Reflection over the X axis
Transformation that flips a graph over the X axis
Quadriatic Function
Polynomial function with a degree of 2
