|
Pre-calculus
Contents E |
|
|
|
|
|
Linear
function
|
The
linear function f
(x)
= mx + c |
The graph of
the linear function |
Roots or zeros, x- and
y-intercepts of a graph |
Properties
of the linear function |
Absolute value
functions and equations |
The graph of the
absolute value function f
(x)
= |
x
| |
The graph of absolute value of
a linear function f
(x) =
| ax+
b |
|
Linear equation with
absolute value, graphic solution |
Absolute value
inequalities |
Solving
linear inequalities with absolute value |
Equations
of the straight line
|
Definition
of the slope of a line |
Slope-intercept form
of a line |
The point-slope form
of a line |
The two point form of
the equation of a line |
Parallel and
perpendicular lines |
Polynomial and/or Polynomial
Functions and Equations |
Definition
of a polynomial or polynomial
function |
Division
of polynomials |
Division of polynomials
examples
|
Factoring
polynomials and solving
polynomial equations by factoring |
Solving quadratic and
cubic equations by factoring examples |
Polynomial functions |
The source or the original polynomial function |
Translating
(parallel shifting) of the source polynomial function |
Coordinates of translations and their role in the polynomial
expression |
Roots or zeros of
polynomial function |
Vieta's
formulas |
Graphing
polynomial functions |
Zero polynomial |
Constant function |
Linear function |
Quadratic function
and equation |
Transition of the
quadratic polynomial from the general to source form and vice versa |
The
zeros or the roots of the quadratic function |
Vertex (the turning
point, maximum or minimum) - coordinates of translations |
Graphing
the quadratic function example |
Cubic
function |
Transformation of the
cubic polynomial from the general to source form and vice versa |
Coordinates
of the point of inflection coincide with the coordinates of
translations |
The source cubic functions are
odd functions |
There
are three types of the cubic functions - the classification
criteria diagram |
The
graphs
of the source cubic functions |
Translated
cubic functions |
Translated
cubic function, the type 1 - the tangent line at the point of
inflection is horizontal |
Translated
cubic function, the type 2/1 - no turning points, the tangent at
inflection is a slant line |
Translated
cubic function, the type 2/2 - with two turning points, the
tangent at inflection is a slant line |
Graphing a cubic function
examples |
Graphing
translated
cubic function type 2/2 |
Quartic
function |
Transformation of the quartic
polynomial from the general to source form and vice versa |
The coordinates of translations formulas |
The values of the
coefficients, a2
and a1 of the source quartic function
y
= a4x4 + a2x2
+ a1x |
The
basic classification criteria diagram for quartic function |
The
graphs of quartic functions and their characteristic points |
The quartic type
1, y
-
y0 = a4(x -
x0)4,
a2
= 0 and a1
= 0 |
The quartic type
2, y
-
y0 = a4(x -
x0)4 + a1(x
-
x0),
a2
= 0 |
The quartic type
3/1, y
-
y0 = a4(x -
x0)4 + a2(x
-
x0)2,
a1
= 0 and
a4a2
> 0 |
The quartic type
3/2, y
-
y0 = a4(x -
x0)4 + a2(x
-
x0)2,
a1
= 0 and
a4a2
< 0 |
The
graphs and classification criteria diagram for the quartics
types 4/1 to 4/6, |
y
-
y0 = a4(x -
x0)4 + a2(x
-
x0)2 + a1(x
-
x0) |
The
zeros and the abscissas of the turning points of the source quartics
types 4/1 to 4/6 |
Graphing
the quartic polynomial, example |
|
|
|
|
|
|
|
|
|
Pre-calculus Contents |
|
|
|
Copyright
© 2004 - 2020, Nabla Ltd. All rights reserved. |