- New topic "**Divisibility**"

- 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

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

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

- Rectangular (cartesian) to polar conversion

- Polar to rectangular (cartesian) conversion

- Conics I: Circle: Added exercise to find radical axis of two circles

- New toolbar design

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

- Units and chemical formulae: Mass conversion (metric).

- Units and chemical formulae: Length conversion (metric).

- Units and chemical formulae: Area conversion I (metric).

- Units and chemical formulae: Area conversion II: Square meter and hectare.

- Units and chemical formulae: Volume conversion I: (metric).

- Units and chemical formulae: Volume conversion II (metric).

- Units and chemical formulae: Volume conversion III (metric).

- Units and chemical formulae: Temperature conversion I (Celsius - Fahrenheit).

- Units and chemical formulae: Temperature conversion II (Celsius - Fahrenheit - Kelvin).

- Units and chemical formulae: Length conversion (metric - imperial).

- Units and chemical formulae: Mass conversion (metric - imperial).

- Atomic and molecular structure: Number of protons, neutrons, and electrons for atoms (tabular format).

- Atomic and molecular structure: Number of protons, neutrons, and electrons for atoms and ions (tabular format).

- Atomic and molecular structure: Lewis dot structure.

- Atomic and molecular structure: Lewis dot structure and molecular geometry.

- Organic chemistry: Hybridization state of carbon atoms.

- Fixed bugs in colligative properties.

- 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

- 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

- Added 6 new organic chemistry reactions in "Organic chemistry" topic:

-- Oxidation of primary alcohol

-- Oxidation of secondary alcohol

-- Oxidation of aldehyde

-- Reduction of carboxylic acid

-- Reduction of aldehyde

-- Reduction of ketone

-Added 5 new electrodes in "Redox reactions" topic:

-- Fe+3 / Fe

-- Co+2 / Co

-- Mn+2 / Mn

-- Ti+3 / Ti

-- V+2 / V

-- Added "diagrams of electrochemical cells" in "Redox reactions" topic / "Galvanic cell" subtopic.

- Added new subtopic in "Unit conversion" topic:

-- Time conversion

- Added new subtopic in "Dynamics" topic:

-- Hooke's Law word problems

- Added new subtopic in "Sound" topic:

-- Sound Intensity and Sound Level

- Added new subtopic in "Units and chemical formulae" topic:

-- Time conversion

- Added new subtopics in "Stoichiometry of chemical reactions" topic:

-- Simple stoichiometry of reactions I (pure reagents)

-- Simple stoichiometry of reactions II (impure reagents)

Free to try. $ 119 - € 99 to buy

Ref.: CZZZ - Version 1.22 - O.S.: Windows XP - Vista - 7 - 8 - 10

You are here > **Home** > **Software** > **Worksheet Generators** > **Worksheet generator for Maths, Physics and Chemistry** > New in last version

- 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 toolbar design

- 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

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Worksheet generator for** Maths, Physics and Chemistry**

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- 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)

- Added new topics:

-- Organic nomenclature. Hydrocarbons

-- Organic nomenclature. Oxygen-containing

-- Organic nomenclature. Nitrogen-containing

- Added new subtopics in "Organic nomenclature. Oxygen-containing" topic:

-- D: Alcohols

-- N: Alcohols

-- D: Ketones

-- N: Ketones

-- D: Aldehydes

-- N: Aldehydes

-- D: Ethers

-- N: Ethers

-- D: Phenols

-- N: Phenols

-- D: Acids

-- N: Acids

-- D: Esters

-- N: Esters

-- D: Multiple oxygen functional groups

-- N: Multiple oxygen functional groups

- Added new subtopics in "Nitrogen-containing" topic:

-- D: Amines

-- N: Amines

-- D: Amides

-- N: Amides

-- D: Nitriles

-- N: Nitriles

-- D: Nitro compounds

-- N: Nitro compounds

-- D: Multiple nitrogen (oxygen) functional groups

-- N: Multiple nitrogen (oxygen) functional groups

- Added new topic: "Vector calculus":

- Gradient

- Divergence

- Curl

- Added new subtopic in "Dynamics" topic:

- Centripetal force

- Added new subtopics in "Units and chemical formulae" topic:

- Determining empirical and molecular formula (without combustion)

- Determining empirical and molecular formula (with combustion)

- Added new subtopic in "Gases" topic:

- Problems of ideal gases III (Dalton's Law)

- 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

- 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"

- 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)

- Average rate of change of a function

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

- Analyze function using the graph of its derivative (III) (pseudo-quartic 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

- 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)

- 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 2x2 matrices: Eigenvalues

- Diagonalization of 3x3 matrices: Eigenvalues

- Diagonalization of 2x2 matrices: Eigenvalues and eigenvectors

- Diagonalization of 3x3 matrices: Eigenvalues and eigenvectors

- 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.

- Added option to edit properties of an exercise individually and preview it before inserting it into the main document.

- Added option to insert extra spacing after the statement of each problem so that it can be resolved on the same sheet of the printed problem.

- Added new subtopics in "Natural numbers" topic:

-- Subtraction of natural numbers

-- Division of natural numbers III

-- Convert numbers to roman numerals I

-- Convert numbers to roman numerals II

-- Convert roman numerals to decimal numbers I

-- Convert roman numerals to decimal numbers II

-- Converting from other bases to base 10

-- Converting from base 10 to other base

- Added new subtopics in "Complex numbers" topic:

-- Plotting complex numbers on the complex plane

-- Identifying complex numbers on the complex plane

- Added new subtopics in "Plane analytic geometry" topic:

-- Points I: Graphing points on the coordinate plane (first quadrant)

-- Points II: Identifying points on the coordinate plane (first quadrant)

-- Points III: Graphing points on the coordinate plane

-- Points IV: Identifying points on the coordinate plane

-- Vectors I: Plotting vectors on the coordinate plane

-- Vectors II: Identifying vectors on the coordinate plane

- Added new subtopics in "Indefinite integrals" topic:

-- Integrating powers of trigonometric functions (I)

-- Integrating powers of trigonometric functions (II)

-- Integration by trigonometric substitution

-- Integrals of trigonometric functions sin(mx)·cos(nx)

- Added new subtopics in "Definite integrals" topic:

-- Improper integral (I)

-- Improper integral (II)

-- Double integral (I)

-- Double integral (II)

- Added new subtopic in "Equations. Introduction" topic:

-- Verifying solutions to equations

- Added new subtopics in "Probability" topic:

-- Normal distribution I: N(0,1)

-- Normal distribution II: Standardizing

- Added new topic "Recreational mathematics"

- Added new subtopic in "Recreational mathematics" topic:

-- Crack the code

- Added new subtopics in "Work, energy, power and momentum" topic:

-- Specific heat

-- Specific and latent heat

- Added new subtopics in "Electric circuits" topic:

-- Diode current limiting resistor

-- Passive Low/High Pass Filters (RL and RC)

- Added new subtopics in "Thermochemistry" topic:

-- Specific heat

-- Specific and latent heat

- Added new topic "Atomic structure"

- Added new subtopics in "Atomic structure" topic:

-- Quantum numbers I

-- Quantum numbers II

-- Quantum numbers III

-- Quantum numbers IV

-- Light: Frequency, wavelength, and energy

- Added new topic "Molecular structure"

- Added new subtopics in "Nomenclature of inorganic compounds" topic:

-- W: Oxides

-- N: Oxides

-- W: Peroxides

-- N: Peroxides