quadratic function/standard form
y=ax²+bx+c
parabola
the u shape graph of the quadratic
vertex
the highest or lowest point on the graph
axis of symmetry
the vertical line through the vertex
equation for finding the vertex of a quadratic function
#NAME?
equation for finding the axis of symmetry of a quadratic function
#NAME?
vertex form
y=a(x-h)²+k
what is the vertex in vertex form?
(h,k)
intercept form
y=a(x-p)(x-q)
what are the x intercepts of intercept form?
p and q
where is the axis of symmetry in intercept form?
halfway between (p,0) and (q,0)
what is the equivalent of "i"?
square root of negative one
what does i² mean?
-1
what is the standard form of a complex number?
a+bi
where is the imaginary axis?
y axis
where is the real axis?
x axis
what is the absolute value of a complex number?
a non-negative real number
what is the equation for the absolute value of a complex number?
square root of a²+b²