 Current:Modules Visits
 Module Summary Click on any individual module to bring up a screen shot. Pythagorean Theorem Enter two sides of a right triangle, calculate third side and both angles. Trigonometry Enter one side and one angle of right triangle, calculate other sides and other angle, also link to trigonometric function module. Law of Sines/Cosines Enter combination of sides and angles of any type of triangle. Calculate the other sides and angles. Similar Triangles Enter two sides from one and one from the other. Calculate other remaining sides. Trigonometric Functions Calculate the Radians, Sin, Cos, Tan, Csc, Sec, Cot and Inverse Sin, Cos, Tan for any given angle. Convert between decimal and deg/min/sec   additional screen shot Multiplication and Synthetic Division of Polynomials Multiplication (up to 3rd degree) and Division of up to 5th degree polynomial by (x - c) using synthetic division.   additional screen shot System of Linear Equations Solve system of 2x2 and 3x3 simultaneous equations. Work with aX + bY = c and y = mx + b (2 x 2 only) forms.   additional screen shot Quadratic Equation Solve quadratic and cubic equations for either real or imaginary roots. Will factor the trinomial if factorable.   additional screen shot Factoring Binomials, Trinomials and Cubic Polynomials Factor binomials (ax^2 + bx), (ax^2 + c), trinomials (ax^2 + bx + c) and cubic (ax^3 + bx^2 + cx + d).   additional screen shot Prime Numbers Given 1 or 2 numbers. Calculate if # is prime, prime factors and factor pairs. Also if 2 numbers, determine GCF and LCD. Base Conversion Convert between different base systems. Binary, Octal, Decimal and Hexadecimal. Unit Conversion Convert between units. length, area, volume, time, speed, mass, force, pressure, energy, power and temperature. Roman Numerals Convert between Arabic and Roman numerals. Logarithms Calculate logarithms and inverse logarithms for any base. Radicals Simplify radicals for any root. Timer Stopwatch with 1/10th sec and lap timer. Countdown timer.   additional screen shot Cycle Dates Calculate, display or print dates for cycles based on start date number of days in cycle. Date Difference Calculate the exact difference between any two dates in total days and also Years, Months and Days. Add/Subtract days. Equivalent Fractions Reduce and raise fractions both automatically and manually. Decimal to Fraction Conversion Convert non repeating and both types of repeating decimals to fractions. Fractional Math Add, subtract, multiply and divide fractions and mixed numbers. Regular Math Add, subtract, multiply and divide whole numbers and decimals. Complex Number Math Add, subtract, multiply and divide complex numbers (a + bi). Percentages Work with the four types of percentages. One Variable Statistics Calculate mean, median, mode, range, midrange, geometric mean, standard deviations and histogram for a set of data.   additional screen shot Two Variable Statistics - Linear Regression Calculate best fit equation, correlation coefficient and graph of result for a set of paired data. Forecast for both x and y data.   additional screen shot Exponential, Power and Logarithmic Regression Calculate best fit equation for exponential, power and logarithmic regression models...gives equation and correlation coefficient. Normal Distribution Calculate P(x) and percent for normal distribution ... between two given values and mean and SD. Includes bar graph of result. Equation of a Straight Line Calculate the equation of a straight line given either two points or the slope and a point. Calculate, distance, midpoint and angle of line.   additional screen shot Graphing Linear Equations Plot both forms of linear equations. Calculate x and y intercepts and the angle of line. Work with inequalities   additional screen shot Graphing Two Simultaneous Equations Plot two linear equations (both forms). Calculate the point where both lines cross (solution of 2 x 2 equations)   additional screen shot Graphing Quadratic Equations Plot quadratic equations. Calculate vertex and both x intercepts. Both Standard and Vertex forms. Work with inequalities. Financial Calculations Calculate payment amount (PMT), future value (FV), # of payments (NPer), annual percentage rate (APR) and principal value (PV) for given amounts. Geometric Shapes Calculate area, perimeter and volume for various 2D and 3D geometric shapes. Calculates various other information for each.   additional screen shot Parallel Lines Cut By Transversal Enter one of the angles. Calculate remaining seven angles. Gives relationship between each angle and the others. Vector Mathematics Calculate addition of 2D vectors in polar or component form. Also subtraction, dot product and cross product calculation. Graph results.   additional screen shot EM Wave Calculations Calculate Wavelength, Frequency, Period and Energy of any electromagnetic wave. Guess the Number Try and guess a randomly generated number in the fewest moves. Play the higher/lower game.  Cryptography Encode and Decode text using a Mod 41 with multiplication and addition algorithm. Probability Calculate the Permutations (nPr) and Combinations (nCr) for "n" items taken "r" at a time.   additional screen shot Linear Motion Calculations Calculate Initial Velocity (Vi), Final Velocity (Vf), Acceleration (a), Distance (d) and Time (t) for linear motion.   additional screen shot Gas Laws Calculate Pressure, Volume, Temperature and moles of gases. Boyle's, Charles's, Gay Lussac's, Combined Gas, Ideal Gas, Van der Waals & Grahams Laws.   additional screen shot Logic Operations Calculate AND, OR, NOT & XOR between two Decimal or Binary numbers. Heat & Calorimetry Calculate Heat (Q), Mass (M), Heat Capacity (C), Initial Temp (Ti), Final Temp (Tf), Heat of Fusion (H.fus) and Heat of Vaporization (H.vap). Dice Rolling Simulation Simulate the rolling of a pair of dice. Get actual output and predicted output along with graph. Conservation of Momentum Calculate Mass and Velocity for two objects either colliding, coming together or splitting apart. Also Force, Momentum and Impulse of object. Motion in Two Directions - Trajectory Calculate X distance, Y distance, Time, Acceleration, Initial Velocity, x Velocity, y Velocity, Force and Angle for object moving in two directions (x,y) Circular Motion Calculate Velocity, Radius, Period, Acceleration, Mass and Force for an object moving in circular path. Law of Universal Gravitation Calculate Force (F), Masses (M1,M2), Distance (D), Charges (Q1,Q2) for two masses (gravity) or charged particles (electricity) separated by a given distance. Conservation of Energy Calculate Potential & Kinetic Energy for an object. Energy (E), Mass (M), Velocities (V1,V2) and heights (H1,H2) for an object moving in vertical direction. Matrix Calculations Calculate Inverse, Reduced Row Echelon Form, CoFactor Matrix, Matrix Multiplication, Scalar Multiplication, Scalar Division, Transposition, Addition, Subtraction and Determinant of two matrices.   additional screen shot Light, Mirrors & Lenses Snell's Law of Refraction, Speed of Light in various media, Total Internal Reflection, Convex and Concave mirrors and lenses, magnification  additional screen shot Ohm's Law Calculate Current, Charge, Time, Voltage, Resistance, Power using Ohm's Law variations.   additional screen shot Gibbs Free Energy, Nernst Equation Calculate Gibbs Free Energy, Enthalpy, Temperature, Entropy, Electrode potentials, Equilibrium constant and reaction quotient.  additional screen shot Molecular Weight and Nomenclature of Chemical Compounds Calculate Molecular Weight (molar mass) and Stock name of  any given chemical formula.  additional screen shot Empirical and Molecular Formulas Determine Empirical and Molecular formula from either percent composition (Any elements) or combustion analysis. (CH, CHO, CHN, CHNO)  additional screen shot Half-Life and Radioactive Decay Calculate amounts, time, half-life and decay constants for substances that decay via this method. Periodic Table of the Elements A complete interactive model of the table with various information about each element.  additional screen shot Solution Concentrations Calculate % by mass, % by volume, mole fraction (X), molarity (M), molality (m), normality (N) and dilution of chemical solutions..  additional screen shot Pendulum and Springs Determine the period of a pendulum and frequency and energy of spring motion. RGB Color Constants Get the Decimal and Hex values for any color combination. Foreground and Background. Also get special decimal value for MS Access. Colligative Properties of Solutions Calculate Freezing Pt Depression, Boiling Pt Elevation. Raoult's Law and Osmotic Pressure for solutions. Word Problems Solve Word problems involving 2 to 5 Consecutive Integers or Even/Odd Integers. Number, Ratio and Mixture Problems.    additional screen shot Multiplication Table Practice multiplication skills up to 12 x 12. Keeps track of your progress and score. Ratio and Proportion Solve Ratio and Proportion problems.   additional screen shot Graphing Polar Equations Graph Polar Equations of the form R = a + b sin (ct) and R = a + b sin (ct). Solving Quadratic Eqn by Completing the Square Solve Quadratic equations (ax^2 + bx + c) by the method of Completing the Square for real and imaginary roots.