- Automatic check for updates.

- Rational numbers: Placing fractions on the Number Line.
- Rational numbers: Identifying fractions on the Number Line.

- Real numbers: Placing real numbers on the Number Line.

- Equations: Simplifying linear and quadratic expressions.

- Systems of linear equations: Solving system of 2×2 linear equations by graphing.

- Complex numbers: Complex equations.
- Complex numbers: Complex equations + plotting answers.

- Plane analytical geometry: Conics: Matching equation of conic sections to their graphs.

- Study of functions: Matching linear functions to their graphs.
- Study of functions: Matching quadratic functions to their graphs.
- Study of functions: Matching cubic functions to their graphs.
- Study of functions: Matching functions to their graphs.

- Statistics: Two-variable statistics: Drawing the scatterplot and the regression line.












New in version 1.12
- Improved backward compatibility with worksheet files created with older versions (prior to version 1.12).








New in version 1.12.2
New button bar design

*** Added the new topic "Divisibility"

*** Rational numbers:
- Reduce to a common denominator
- Addition-subtraction of fractions with like denominators
- Addition-subtraction of fractions with unlike denominators
- Improper fractions to mixed numbers
- Mixed numbers to improper fractions
- Identifying mixed numbers of shaded shapes

*** Equations:
-Exponential equations:  Added a new type: a^x + a^(b-x) = c

*** Systems of non-linear equations:
-Systems of 2×2 equations (linear and quadratic): Added a new type: f·xy=k, ax+by=c

*** Complex numbers:
- Rectangular (cartesian) to polar conversion
- Polar to rectangular (cartesian) conversion

*** Plane analytical geometry:
- Conics I: Circle: Added exercise to find radical axis of two circles

*** Limits:
- Limits involving rational functions:  Added a new type: (x+b)/(x-a) - (x+c)/(x^2-a^2)
- Limits involving roots: Added a new type: sqr[(x-a)(x-b)] / sqr(x-a)
- Limits of powers: Added 3 new types:  [a^(x+d) + b^(x+f)]/[a^(x+g) + b^(x+h)],    (1 + a·sinx)^(b/x)   and    (b+1 - b·cosx)^(c/x^2)


*** Derivatives:
- Average rate of change of a function
- Derivative of functions VII: Added a new type y = [(ax+b)/(cx+d)]^n

*** Study of functions:
- Analyze function using the graph of its derivative (III)  (pseudo-quartic functions)

*** Graphing functions:
- Formula of a linear function given its graph
- Properties of a piecewise function given its graph I
- Properties of a piecewise function given its graph II
- Formula of a piecewise function given its graph
- Basic III: Piecewise functions. Linear and constant
- Basic IV: Piecewise functions. Linear and quadratic

*** Indefinite integrals:
- Integration by substitution I. Added 3 new types: e^x/sqr(e^x+a),  e^(2x)/sqr(e^x+a),  e^(3x)/sqr(e^x+a)





























New in version 1.18
*** New types of solutions in equations:
- Linear equations with integer coefficients. Integer solutions
- Linear equations with integer coefficients. Rational solutions

- Linear equations with rational coefficients. Integer solutions
- Linear equations with rational coefficients. Rational solutions

- Incomplete quadratic equations. Integer solutions
- Incomplete quadratic equations. Rational solutions
- Incomplete quadratic equations. Real solutions

- Complete quadratic equations. Integer solutions
- Complete quadratic equations. Rational solutions
- Complete quadratic equations. Real solutions

- Quadratic equations. Constants in the denominator. Integer solutions
- Quadratic equations. Constants in the denominator. Rational solutions
- Quadratic equations. Constants in the denominator. Real solutions

- Quadratic equations. Unknown in the denominator. Integer solutions
- Quadratic equations. Unknown in the denominator. Rational solutions
- Quadratic equations. Unknown in the denominator. Real solutions

- Biquadratic equations. Integer solutions
- Biquadratic equations. Rational solutions
- Biquadratic equations. Real solutions

*** New types of solutions in systems of equations:
- Systems of 2×2 linear equations. Integer solutions
- Systems of 2×2 linear equations. Rational solutions

- Solving system of 2×2 linear equations by graphing. Integer solutions

- Systems of 3×3 linear equations. Integer solutions
- Systems of 3×3 linear equations. Rational solutions


*** Diagonalization of matrices:
- Diagonalization of 2x2 matrices: Eigenvalues
- Diagonalization of 3x3 matrices: Eigenvalues
- Diagonalization of 2x2 matrices: Eigenvalues and eigenvectors
- Diagonalization of 3x3 matrices: Eigenvalues and eigenvectors

















New in version 1.13
*** Matrices, determinants and systems of equations:

- Cayley-Hamilton Theorem: Powers of a matrix
- Cayley-Hamilton Theorem: Inverse and powers of a matrix
- Coordinates of a 2D-vector relative to a given basis
- Coordinates of a 3D-vector relative to a given basis
- Change of basis matrix for 2D-vectors
- Change of basis matrix for 3D- vectors

















New in version 1.14
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Copyright © 2018 - VaxaSoftware. All rights reserved.
New in version 1.18.3
- New toolbar design




























New in version 1.18.4
- Improved page browsing

- Added new topic: "Exponentials and logarithms"

- Added new subtopics in "Exponentials and logarithms" topic:
-- Exponential expression to logarithmic expression
-- Logarithmic expression to exponential expression
-- Simplifying logarithms
-- Evaluate logarithms from another one

- Added new topic: "Systems of inequalities"

- Added new subtopics in "Matrices, determinants and systems of equations" topic:
-- Determinants 3×3 (without parameters)
-- Determinants 4×4 (without parameters)
-- Determinants (with parameters)
-- Rank of matrices (without parameters)
-- Rank of matrices (with parameters)
-- Inverse matrix (without parameters)
-- Inverse matrix (with parameters)

- Added new topic: "Vector space"

- Added new subtopic in "Trigonometry" topic:
-- Reducing to the corresponding acute angle

- "Statistics" topic was renamed as "Descriptive statistics"

































New in version 1.18.5
- Added new subtopic in "Unit conversion" topic:
-- Time conversion

- "Angle calculations" topic was renamed as "Sexagesimal system"

- Added new subtopics in "Sexagesimal system" topic:
-- Time and clock (I)
-- Time and clock (II)

- In "Sexagesimal system" topic, the following subtopics now ask for angle and time calculations:
   - Addition 
   - Subtraction 
   - Multiplication by a whole number
   - Division by a whole number 

- Added new subtopics in "Equations" topic:
-- Linear equations word problems (integer coefficients)
-- Linear equations word problems (rational coefficients)

- Added new subtopic in "Definite integrals" topic:
-- Definite integrals

- Added new topic: "Differential equations"

- Added new subtopics in "Differential equations" topic:
  -- Separable
  -- Linear equations
  -- Homogeneous equations
  -- Exact equations
  -- Second order homogeneous linear equations with constant coefficients



































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Ref.: CMZ2 -  Version 1.21 - O.S.: Windows XP - Vista - 7 - 8 - 10
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New in last version
Fictional box. Only available for download
Worksheet generator for Mathematics
New in version 1.20.0
- New toolbar design

- Added new subtopics in "Divisibility" topic:
  - Gcm of natural numbers
  - Lcm of natural numbers

- Added new subtopic in "Rational numbers" topic:
  - Addition and subtraction of repeating decimal numbers

- Added new subtopics in "Powers and roots":
  - Writing radicals as rational exponents
  - Writing rational exponents as radicals
  - Addition and subtraction of cube roots

- Added new type of equation in "Equations" topic / "Equations involving roots" subtopic:
  - New type of equation: sqr(x+a) + sqr(x+b) = c

- Added 5 new types of Indefinite integrals in "Indefinite integrals" topic / " Integration by parts III" subtopic:
  - 5 new types of Indefinite integrals:
  x * arctan ax
  sin ln ax
  cos ln ax
  expx * sin ax
  expx * cos ax

- Added new topic: "Vector calculus":
  - Gradient
  - Divergence
  - Curl
New in version 1.21
- Added new subtopics in "Natural numbers" topic:
  -- Simplifying powers of natural numbers I
  -- Simplifying powers of natural numbers II

- Added new subtopics in "Integer numbers" topic:
  -- Simplifying powers of integers numbers I. Positive exponents
  -- Simplifying powers of integers numbers II. Negative exponents

- Added new subtopics in "Rational numbers" topic:
  -- Multiplication and division with fractions
  -- Simplifying powers of integers numbers II. Negative exponents
  -- Simplifying powers of rational numbers I
  -- Simplifying powers of rational numbers II

- Added new subtopics in "Powers and roots" topic:
  -- Simplifying powers of integers numbers I. Positive exponents
  -- Simplifying powers of integers numbers II. Negative exponents

- Added new topic "Proportions and percentages"

- Added new subtopics in "Proportions and percentages" topic:
  -- Finding an unknown quantity in a proportion

- Added new topics:
  --  "Polynomials"
  --  "Algebraic fractions"

- Added new subtopics in "Polynomials" topic:
  -- Square binomials and difference of two squares

- Added 5 new equations in "Logarithmic equations" subtopic. ("Exponentials and logarithms" and "Equations. Other types" topics).

- Added new subtopics in "Equations. Other types" topic:
  -- Equations involving roots (2 square roots)
  -- Trigonometric equations

- Added new topics:
  -- Basic geometry I. Plane shapes
  -- Basic geometry II. Solid shapes

- Added new subtopics in "Basic geometry I. Plane shapes" topic:
  -- Similarity I. Ratios of lengths
  -- Similarity II. Ratios of areas

- Added new topic "Conic sections"

- Added new subtopics in "Descriptive statistics" topic:
  -- One-variable statistics: Ungrouped data (I)
  -- One-variable statistics: Grouped data (I)
  -- One-variable statistics: Grouped data (II)