Click choice above and observe provided steps - PreCalculus Made Easy v9.0 is the only
Math software worldwide that can do this!!!

PreCalculus Made Easy - Slide Show
View the PreCalculus Made Easy slides at your speed.

   

 
 
        

Version 2.0 

Below, read the new additions version 2.0:
:F1
Point/Slope Solver F1:4
Parallel/Perpendicular Solver F1:5
:F2
Equation Shifter F2:8
Synthetic Division F2:A
Rational Zero Finder F2:B
:F5
Improvements to Triangle Solver (See Below)
:F7
Limit Solver F7:4
Sign Chart Maker F7:5
:F8
Function Tool (Zeros, Factors, or Expands) F8:2

::Triangle Section
Can now draw triangle using either attributes of a solved triangle or given
coordinates.  Will also solve a triangle given its coordinates.
:F5
Convert Radians to Degrees, or vice versa

 
After selecting "Pre-Calculus Made Easy" under APPS, the following screen appears:

 

 

Access the head menu by hitting the F1 or F2 or … key on the Calculator. To access an item, simply scroll down from the head menu using the cursor buttons.

The following gives an overview of all functions in the main module: 

 

 

F1:Prep. (Intro)

F2: f(x) Functions

F3: x^2

F4: e^x Exponents

F5: Trig+Tools

F6: Discrete Math

F7:Calculus

F8:Exit

1

Overview of Plotting points in a Cartesian Coordinate Plane.

6 Steps for Graphing any Function. 

Tutorial on Quadratic equations.

Exponential Growth Tutorial.

Unit Circle: Table of Values and an Interactive Circle.

Click Here for More

Sequences: Click Here For More

Finds a Tangent line to any Non- Implicit Function at any given X, can graph that line, a normal line, and use that Tangent line to approximate at a given x.

Solves any (system of) equation.

2

Tutorial/Solver for Distance, Midpoint, and Slope.  Also finds equation of a line given 2 points.  

Tutorial/Solver for Domain.

Finds vertex, X and Y intercepts, and shows a graph of f(x).

 Exponential Growth Solver. (continuous and annual)

Graphs and Attributes of 6 common trigonometric functions.

Combinatorics: Click Here For more

Finds the nth Derivative of any function.

Function Tool (Zeros, Factors, or Expands)

3

Circle Equation Tutorial.

Solver for Domain of
f(g(x)).

Complex # Tutorial/Solver.

  5 Basic Exponent rules.

Solving Triangles:Click here for more.

Matrices: Click Here for More

Finds definite/indefinite integrals.

Play Simon Says: A Game of Memory.

4

Point-Slope Form Tutorial and Solver.

 Tutorial/Solver for Range.

 

Rules for computing logarithms.

 

 

Finds Limit of any function

Information about contacting the Author.

5

Parallel/Perpendicular line Tutorial and Solver. 

 Symmetry Tutorial.

 

 

 

 

Sign Chart Maker

Exit Program.

6

Positive/Negative Correlation Tutorial.

 Finds Symmetry of any function.

 

 

 

 

 

 

7

 

Finds vertical and horizontal asymptotes. 

 

 

 

 

 

 

8

 

5 Common Functions Graphs.

 

 

 

 

 

 

9

 

Tutorial/Solver on Shifting functions.

 

 

 

 

 

 

A

 

Tutorial/Solver for Inverse Equations. 

 

 

 

 

 

 

B

 

Step by Step Synthetic Division

           

C

  Find Rational Zeros of any Function            

D

  Tutorial/Solver For composition of Functions.            

 


 

2.2  The Triangle Solver

The following gives an overview of all functions in the Triangle Solver: 

 

         

Option# in head menu

F1: Intro

F2: Formulas

F3: Solve Triangle

F4: Draw Triangle F3: Convert

F6: Exit

 

1

Some Basic Rules of Trigonometry.

Pythagorean Theorem

Select to solve triangle of type SSS, SAS, SSA, ASA or verify triangle existence.   Draw triangle that was solved under F3. Convert Radians to Degree

2

 

Law of Sines

Draw triangle using coordinates entered by user. Convert Degree to Radian

 

3

 

Law of Cosines

   

 

4

 

Explanation of 30-60-90 Triangles.

     

 

5

 

Explanation of 45-45-90 Traingles.

     

 

6

 

The Area formulas for Triangles.

 

   

 

 

 


 

2.3  Sequences Module

The following gives an overview of all functions in the Sequences Module:

 

Option# in head menu

F1: Geometric Sequences

F2: Arithmetic Sequences

F3:  Other Sequences

F4:  Tutorials

F5: Exit

1

Finds the first n terms of a Given Sequence.

 Finds the first n terms of an Arithmetic Sequence.

Gives the 1st ten terms of a fibonacci sequence.

Gives a tutorial on Geometric Sequences. 

 

2

 Finds the Finite sum of a Geometric Sequence.

 Finds the finite sum of an Arithmetic sequence.

Gives the 1st ten terms in a square number sequence.

Gives a tutorial on Arithmetic sequences.

 

3

 Finds the Infinite sum of a Geometric Sequence.

 Finds the nth term of n Arithmetic Sequence.

 Gives the 1st ten terms of a cubic sequence.

 Gives a short tutorial on Factorials.

 

4

 Finds the nth term of a Geometric sequence.

 

 Calculates the sum of an sequence using Sigma Notation.

 Gives a short tutorial on Sigma Notation.

 

5

 

 

 Factorials a given number.

 

 

 

 


 

 

 

2.4  The Combinatorics Module

The following gives an overview of all functions in the Combinatorics Module:

 

Option# in head menu

F1: Counting Principle

F2: nPr and Permutations

F3: nCr and Combinations

F4: Pascal’s Triangle

F5: Exit

1

Calculates possibilities using Counting Principle.

Computes the number of Permutations.

Computes the number of Combinations.

Shows a Pascal’s Triangle.

 

2

 Gives a short tutorial on Counting Principle.

Gives a short tutorial on nPr and permutations.

Gives a short tutorial on nCr and Combinations.

Computes the nth row of a Pascal Triangle.

 

 


 

2.5  The Matrix Module

The following gives an overview of all functions in the Matrix Module:

                                                                           

Option# in head menu

F1: Enter Matrices

F2: Compute

F3: Tutorials

F2: Matrix Cryptography

F4: Exit

 

1

Enter Matrix A.

A+B

 Matrix Addition Tutorial.

Encrypt a word or sentence into a Matrix or decode a given matrix.

2

 Enter Matrix B.

 A-B

 Matrix Subtraction Tutorial.

 

 

3

 View Matrices A and B.

B-A

 Matrix Multiplication Tutorial.

 

 

4

 

A*B

 Finding the Inverse of a Matrix Tutorial.

 

 

5

 

B*A

 

 

 

6

 

A*B^-1

 

 

 

7

 

B*A^-1

 

 

 

8

 

View A^-1 and B^-1

 

 

 

9

 

Compute Aⁿ

 

 

 

A

 

Compute Bⁿ

 

 

 

B

 

Show Determinants of A and B

 

 

 

C

 

Allows the user to write his/her own equation using the entered matrices.

 

 

 

 

 

 

2.6  The Unit Circle Table Module

The following gives an overview of all functions in the Unit Circle Table Module:
 

UNIT CIRCLE

F1: Quadrant I

Display of Unit Circle Coordinates for 0, 30, 45, 60 degrees. 

F2: Quadrant II

Display of Unit Circle Coordinates for p0, 120, 135, 150 degrees.

F3: Quadrant III

Display of Unit Circle Coordinates for 180, 210, 225, 240 degrees.

F4: Quadrant IV

Display of Unit Circle Coordinates for 270, 300, 315, 330 degrees.

F5: Rules

Incl: Circle Equation, sin(x), cos(x) , tan(x).

F6: Exit

 

 

 

 


 

2.7  The Interactive Unit Circle Module

The following gives an overview of all functions in the Interactive Unit Circle Module:
   

 

Option# in head menu

F1: Set Angle

F2: Solve

F3:  Step Size

F4: Restart

F6: Exit

 

 

1

Enter an angle in radians or degrees to see the attributes at that angle.

Solves sin, cos, or tan(x)=Ф for a given Ф.

Set the interval size to a given angle in radians or degrees.

Resets the current  Angle, step size, or both to original point.